*************** Case 1 *************** drop database if exists dbdml; { "drop_database_arg":"tenant_id", "database_name":"dbdml", "if_exist":true, "to_recyclebin":false } *************** Case 2 *************** create database dbdml; { "create_database_arg":"database_schema", "database_id":-1, "schema_version":1, "database_name":"dbdml", "replica_num":0, "zone_list": [ ], "primary_zone":"", "charset_type":2, "collation_type":"utf8mb4_general_ci", "name_case_mode":-1, "comment":"", "read_only":false, "default_tablegroup_id":-1, "default_tablegroup_name":"", "in_recyclebin":false, "primary_zone_array": [ ] } *************** Case 3 *************** use dbdml; { "stmt_type":97 } *************** Case 4 *************** drop table if exists tjuo1,tjuo2,tjuo3; { "stmt_type":21, "drop_table_arg": { "tenant_id":1, "table_type":3, "tables": [ { "database_name":"dbdml", "table_name":"tjuo1" }, { "database_name":"dbdml", "table_name":"tjuo2" }, { "database_name":"dbdml", "table_name":"tjuo3" } ], "if_exist":true, "to_recyclebin":false, "session_id":-1, "sess_create_time":0 } } *************** Case 5 *************** create table tjuo1 (pk int,c1 int, primary key(pk)); {"ObTableStmt":{"partition_fun_expr":[], "range_values_exprs":[], "list_values_exprs":[], "index_partition_resolve_results":[], "part_type":8}, "stmt_type":20, "create_table_arg":{"if_not_exist":false, "schema":{"simple_table_schema":{"tenant_id":1, "database_id":18446744073709551615, "tablegroup_id":1099511627777, "table_id":18446744073709551615, "table_name":"tjuo1", "replica_num":0, "previous_locality_str":"", "min_partition_id":0, "session_id":0, "index_type":0, "table_type":3, "data_table_id":0, "name_casemode":-1, "schema_version":0, "part_level":0, "part_option":{"part_func_type":0, "part_func_expr":"", "part_num":1, "partition_cnt_within_partition_table":-1, "max_used_part_id":0}, "sub_part_option":{"part_func_type":0, "part_func_expr":"", "part_num":1, "partition_cnt_within_partition_table":-1, "max_used_part_id":-1}, "locality_str":"", "zone_list":[], "primary_zone":"", "part_num":0, "subpart_num":0, "partition_num":1, "subpartition_num":0, "partition_array":[{"BasePartition":{"tenant_id":18446744073709551615, "table_id":18446744073709551615, "part_id":0, "name":"p0", "high_bound_val":, "list_row_values":[], "part_idx":0}, "mapping_pg_part_id":-1}], "subpartition_array":null, "index_status":1, "binding":false, "duplicate_scope":0}, "max_used_column_id":17, "max_used_constraint_id":0, "sess_active_time":0, "rowkey_column_num":1, "index_column_num":0, "rowkey_split_pos":0, "block_size":16384, "is_use_bloomfilter":false, "progressive_merge_num":0, "tablet_size":134217728, "pctfree":10, "load_type":0, "index_using_type":0, "def_type":1, "charset_type":2, "collation_type":45, "create_mem_version":0, "index_status":1, "partition_status":0, "code_version":1, "last_modified_frozen_version":0, "comment":"", "pk_comment":"", "create_host":"", "zone_replica_attr_array":[], "region_replica_num_array":[], "tablegroup_name":"", "compress_func_name":"zstd_1.0", "row_store_type":1, "store_format":3, "expire_info":"", "view_schema":{"view_definition":"", "check_option":"none", "is_updatable":"false", "is_materialized":"false"}, "autoinc_column_id":0, "auto_increment":1, "read_only":false, "primary_zone_array":[], "index_tid_array":[], "mv_tid_array":[], "aux_vp_tid_array":[], "base_table_ids":[], "rowkey_info":{"columns":[{"length":0, "column_id":16, "type":{"type":"INT", "collation":"binary", "coercibility":"NUMERIC"}, "order":0, "fulltext_flag":false}], "capacity":1}, "partition_key_info":{"columns":null, "capacity":0}, "aux_vp_tid_array":[]}, "index_arg_list":[], "constraint_list":[], "db_name":"dbdml", "last_replay_log_id":0, "foreign_key_arg_list":[], "vertical_partition_arg_list":[]}, "index_arg_list":[]} *************** Case 6 *************** create table tjuo2 (pk int,c1 int, c2 int, primary key(pk)); {"ObTableStmt":{"partition_fun_expr":[], "range_values_exprs":[], "list_values_exprs":[], "index_partition_resolve_results":[], "part_type":8}, "stmt_type":20, "create_table_arg":{"if_not_exist":false, "schema":{"simple_table_schema":{"tenant_id":1, "database_id":18446744073709551615, "tablegroup_id":1099511627777, "table_id":18446744073709551615, "table_name":"tjuo2", "replica_num":0, "previous_locality_str":"", "min_partition_id":0, "session_id":0, "index_type":0, "table_type":3, "data_table_id":0, "name_casemode":-1, "schema_version":0, "part_level":0, "part_option":{"part_func_type":0, "part_func_expr":"", "part_num":1, "partition_cnt_within_partition_table":-1, "max_used_part_id":0}, "sub_part_option":{"part_func_type":0, "part_func_expr":"", "part_num":1, "partition_cnt_within_partition_table":-1, "max_used_part_id":-1}, "locality_str":"", "zone_list":[], "primary_zone":"", "part_num":0, "subpart_num":0, "partition_num":1, "subpartition_num":0, "partition_array":[{"BasePartition":{"tenant_id":18446744073709551615, "table_id":18446744073709551615, "part_id":0, "name":"p0", "high_bound_val":, "list_row_values":[], "part_idx":0}, "mapping_pg_part_id":-1}], "subpartition_array":null, "index_status":1, "binding":false, "duplicate_scope":0}, "max_used_column_id":18, "max_used_constraint_id":0, "sess_active_time":0, "rowkey_column_num":1, "index_column_num":0, "rowkey_split_pos":0, "block_size":16384, "is_use_bloomfilter":false, "progressive_merge_num":0, "tablet_size":134217728, "pctfree":10, "load_type":0, "index_using_type":0, "def_type":1, "charset_type":2, "collation_type":45, "create_mem_version":0, "index_status":1, "partition_status":0, "code_version":1, "last_modified_frozen_version":0, "comment":"", "pk_comment":"", "create_host":"", "zone_replica_attr_array":[], "region_replica_num_array":[], "tablegroup_name":"", "compress_func_name":"zstd_1.0", "row_store_type":1, "store_format":3, "expire_info":"", "view_schema":{"view_definition":"", "check_option":"none", "is_updatable":"false", "is_materialized":"false"}, "autoinc_column_id":0, "auto_increment":1, "read_only":false, "primary_zone_array":[], "index_tid_array":[], "mv_tid_array":[], "aux_vp_tid_array":[], "base_table_ids":[], "rowkey_info":{"columns":[{"length":0, "column_id":16, "type":{"type":"INT", "collation":"binary", "coercibility":"NUMERIC"}, "order":0, "fulltext_flag":false}], "capacity":1}, "partition_key_info":{"columns":null, "capacity":0}, "aux_vp_tid_array":[]}, "index_arg_list":[], "constraint_list":[], "db_name":"dbdml", "last_replay_log_id":0, "foreign_key_arg_list":[], "vertical_partition_arg_list":[]}, "index_arg_list":[]} *************** Case 7 *************** create table tjuo3 (pk int,c2 int, primary key(pk)); {"ObTableStmt":{"partition_fun_expr":[], "range_values_exprs":[], "list_values_exprs":[], "index_partition_resolve_results":[], "part_type":8}, "stmt_type":20, "create_table_arg":{"if_not_exist":false, "schema":{"simple_table_schema":{"tenant_id":1, "database_id":18446744073709551615, "tablegroup_id":1099511627777, "table_id":18446744073709551615, "table_name":"tjuo3", "replica_num":0, "previous_locality_str":"", "min_partition_id":0, "session_id":0, "index_type":0, "table_type":3, "data_table_id":0, "name_casemode":-1, "schema_version":0, "part_level":0, "part_option":{"part_func_type":0, "part_func_expr":"", "part_num":1, "partition_cnt_within_partition_table":-1, "max_used_part_id":0}, "sub_part_option":{"part_func_type":0, "part_func_expr":"", "part_num":1, "partition_cnt_within_partition_table":-1, "max_used_part_id":-1}, "locality_str":"", "zone_list":[], "primary_zone":"", "part_num":0, "subpart_num":0, "partition_num":1, "subpartition_num":0, "partition_array":[{"BasePartition":{"tenant_id":18446744073709551615, "table_id":18446744073709551615, "part_id":0, "name":"p0", "high_bound_val":, "list_row_values":[], "part_idx":0}, "mapping_pg_part_id":-1}], "subpartition_array":null, "index_status":1, "binding":false, "duplicate_scope":0}, "max_used_column_id":17, "max_used_constraint_id":0, "sess_active_time":0, "rowkey_column_num":1, "index_column_num":0, "rowkey_split_pos":0, "block_size":16384, "is_use_bloomfilter":false, "progressive_merge_num":0, "tablet_size":134217728, "pctfree":10, "load_type":0, "index_using_type":0, "def_type":1, "charset_type":2, "collation_type":45, "create_mem_version":0, "index_status":1, "partition_status":0, "code_version":1, "last_modified_frozen_version":0, "comment":"", "pk_comment":"", "create_host":"", "zone_replica_attr_array":[], "region_replica_num_array":[], "tablegroup_name":"", "compress_func_name":"zstd_1.0", "row_store_type":1, "store_format":3, "expire_info":"", "view_schema":{"view_definition":"", "check_option":"none", "is_updatable":"false", "is_materialized":"false"}, "autoinc_column_id":0, "auto_increment":1, "read_only":false, "primary_zone_array":[], "index_tid_array":[], "mv_tid_array":[], "aux_vp_tid_array":[], "base_table_ids":[], "rowkey_info":{"columns":[{"length":0, "column_id":16, "type":{"type":"INT", "collation":"binary", "coercibility":"NUMERIC"}, "order":0, "fulltext_flag":false}], "capacity":1}, "partition_key_info":{"columns":null, "capacity":0}, "aux_vp_tid_array":[]}, "index_arg_list":[], "constraint_list":[], "db_name":"dbdml", "last_replay_log_id":0, "foreign_key_arg_list":[], "vertical_partition_arg_list":[]}, "index_arg_list":[]} *************** Case 8 *************** insert into tjuo1 values(1, 11), (2, 12), (3, 13); { "stmt_type":2, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "partition_express": [ ], "all_table_columns": [ { "table_name":"tjuo1", "index_dml_infos": [ { "table_id":1099511677877, "index_tid":1099511677877, "index_name":"tjuo1", "rowkey_cnt":1, "part_cnt":1, "column_exprs": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } ], "assignments": [ ] } ] } ], "is_ignore":false, "primary_key_ids": [ ], "column_conv": [ { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_CONST", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ ], "expr_levels": [ 0 ], "func":"column_conv", "children": [ { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":4 } }, { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":63 } }, { "item_type":"T_INT", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "BIGINT":51539607551 } }, { "item_type":"T_TINYINT", "result_type": { "meta": { "type":"TINYINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "TINYINT":0 } }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16515, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ ], "table_id":1099511677877, "column_id":16, "database_name":"", "table_name":"__values", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":false, "explicited_ref_count":0, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] }, { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_CONST", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ ], "expr_levels": [ 0 ], "func":"column_conv", "children": [ { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":4 } }, { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":63 } }, { "item_type":"T_INT", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "BIGINT":51539607551 } }, { "item_type":"T_TINYINT", "result_type": { "meta": { "type":"TINYINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "TINYINT":1 } }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":128, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ ], "table_id":1099511677877, "column_id":17, "database_name":"", "table_name":"__values", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":false, "explicited_ref_count":0, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] } ], "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":0, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":6, "fetch_cur_time":true, "calculable_items": [ ] }, "value": [ { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":0 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":1 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":2 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":3 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":4 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":5 } } ] } *************** Case 9 *************** insert into tjuo2 values(4, 11, 21), (5, 12, 22), (6, 13, 23); { "stmt_type":2, "table": [ { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "partition_express": [ ], "all_table_columns": [ { "table_name":"tjuo2", "index_dml_infos": [ { "table_id":1099511677878, "index_tid":1099511677878, "index_name":"tjuo2", "rowkey_cnt":1, "part_cnt":1, "column_exprs": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } ], "assignments": [ ] } ] } ], "is_ignore":false, "primary_key_ids": [ ], "column_conv": [ { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_CONST", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ ], "expr_levels": [ 0 ], "func":"column_conv", "children": [ { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":4 } }, { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":63 } }, { "item_type":"T_INT", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "BIGINT":51539607551 } }, { "item_type":"T_TINYINT", "result_type": { "meta": { "type":"TINYINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "TINYINT":0 } }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16515, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ ], "table_id":1099511677878, "column_id":16, "database_name":"", "table_name":"__values", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":false, "explicited_ref_count":0, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] }, { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_CONST", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ ], "expr_levels": [ 0 ], "func":"column_conv", "children": [ { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":4 } }, { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":63 } }, { "item_type":"T_INT", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "BIGINT":51539607551 } }, { "item_type":"T_TINYINT", "result_type": { "meta": { "type":"TINYINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "TINYINT":1 } }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":128, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ ], "table_id":1099511677878, "column_id":17, "database_name":"", "table_name":"__values", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":false, "explicited_ref_count":0, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] }, { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_CONST", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ ], "expr_levels": [ 0 ], "func":"column_conv", "children": [ { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":4 } }, { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":63 } }, { "item_type":"T_INT", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "BIGINT":51539607551 } }, { "item_type":"T_TINYINT", "result_type": { "meta": { "type":"TINYINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "TINYINT":1 } }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":128, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ ], "table_id":1099511677878, "column_id":18, "database_name":"", "table_name":"__values", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":false, "explicited_ref_count":0, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] } ], "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":0, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":9, "fetch_cur_time":true, "calculable_items": [ ] }, "value": [ { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":0 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":1 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":2 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":3 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":4 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":5 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":6 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":7 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":8 } } ] } *************** Case 10 *************** insert into tjuo3 values(7, 21), (8, 22), (9, 23); { "stmt_type":2, "table": [ { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "partition_express": [ ], "all_table_columns": [ { "table_name":"tjuo3", "index_dml_infos": [ { "table_id":1099511677879, "index_tid":1099511677879, "index_name":"tjuo3", "rowkey_cnt":1, "part_cnt":1, "column_exprs": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } ], "assignments": [ ] } ] } ], "is_ignore":false, "primary_key_ids": [ ], "column_conv": [ { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_CONST", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ ], "expr_levels": [ 0 ], "func":"column_conv", "children": [ { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":4 } }, { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":63 } }, { "item_type":"T_INT", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "BIGINT":51539607551 } }, { "item_type":"T_TINYINT", "result_type": { "meta": { "type":"TINYINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "TINYINT":0 } }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16515, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ ], "table_id":1099511677879, "column_id":16, "database_name":"", "table_name":"__values", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":false, "explicited_ref_count":0, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] }, { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_CONST", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ ], "expr_levels": [ 0 ], "func":"column_conv", "children": [ { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":4 } }, { "item_type":"T_INT32", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "INT":63 } }, { "item_type":"T_INT", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "BIGINT":51539607551 } }, { "item_type":"T_TINYINT", "result_type": { "meta": { "type":"TINYINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":-1 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "CNT_CONST" ], "rel_id": [ ], "value": { "TINYINT":1 } }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":128, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ ], "table_id":1099511677879, "column_id":17, "database_name":"", "table_name":"__values", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":false, "explicited_ref_count":0, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] } ], "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":0, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":6, "fetch_cur_time":true, "calculable_items": [ ] }, "value": [ { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":0 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":1 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":2 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":3 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":1, "precision":1, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":4 } }, { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":2, "precision":2, "scale":0 }, "flag":1, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":5 } } ] } *************** Case 11 *************** select * from tjuo1; select * from tjuo2; select * from tjuo3; { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ ], "partition_express": [ ], "column": [ { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":1099511677877, "is_join":false } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 12 *************** SELECT * FROM tjuo1 JOIN tjuo2 USING (c1) JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 13 *************** SELECT * FROM tjuo1 JOIN tjuo2 USING (c1) LEFT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 14 *************** SELECT * FROM tjuo1 JOIN tjuo2 USING (c1) RIGHT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"RIGHT OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 15 *************** SELECT * FROM tjuo1 JOIN tjuo2 USING (c1) FULL JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"FULL OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, 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"auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_FUN_SYS_COALESCE", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "func":"", "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", 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"expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 16 *************** SELECT * FROM tjuo1 RIGHT JOIN tjuo2 USING (c1) JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, 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"NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 17 *************** SELECT * FROM tjuo1 RIGHT JOIN tjuo2 USING (c1) LEFT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 18 *************** SELECT * FROM tjuo1 RIGHT JOIN tjuo2 USING (c1) RIGHT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"RIGHT OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 19 *************** SELECT * FROM tjuo1 RIGHT JOIN tjuo2 USING (c1) FULL JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"FULL OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, 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"is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_FUN_SYS_COALESCE", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "func":"", "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", 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"expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 20 *************** SELECT * FROM tjuo1 LEFT JOIN tjuo2 USING (c1) JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, 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"database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, 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"NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", 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"NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 21 *************** SELECT * FROM tjuo1 LEFT JOIN tjuo2 USING (c1) LEFT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 22 *************** SELECT * FROM tjuo1 LEFT JOIN tjuo2 USING (c1) RIGHT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"RIGHT OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 23 *************** SELECT * FROM tjuo1 LEFT JOIN tjuo2 USING (c1) FULL JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"FULL OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_FUN_SYS_COALESCE", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "func":"", "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 24 *************** SELECT * FROM tjuo1 FULL JOIN tjuo2 USING (c1) JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, 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"database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", 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"is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 25 *************** SELECT * FROM tjuo1 FULL JOIN tjuo2 USING (c1) LEFT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_FUN_SYS_COALESCE", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_FUNC", "CNT_COLUMN", "CNT_FUNC" ], "rel_id": [ 1, 2 ], "expr_levels": [ 0 ], "func":"", "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ], "enum_set_values": [ ] }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 26 *************** SELECT * FROM tjuo1 FULL JOIN tjuo2 USING (c1) RIGHT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"RIGHT OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", 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"item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 27 *************** SELECT * FROM tjuo1 FULL JOIN tjuo2 USING (c1) FULL JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"FULL OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, 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"expr_levels": [ 0 ], "func":"", "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], 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"collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 28 *************** SELECT * FROM tjuo1 JOIN tjuo2 USING (pk) JOIN tjuo3 USING (c1); *************** Case 29 *************** SELECT * FROM tjuo1 LEFT JOIN tjuo2 USING (pk) RIGHT JOIN tjuo3 USING (c1); *************** Case 30 *************** SELECT * FROM tjuo1 RIGHT JOIN tjuo2 USING (pk) LEFT JOIN tjuo3 USING (c1); *************** Case 31 *************** SELECT * FROM tjuo1 RIGHT JOIN tjuo2 USING (pk) FULL JOIN tjuo3 USING (c1); *************** Case 32 *************** SELECT * FROM tjuo1 LEFT JOIN (SELECT * FROM tjuo2) as tjuo2_alias USING (c1) RIGHT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":-4, "table_name":"tjuo2_alias", "alias_name":"tjuo2_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"RIGHT OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, 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"is_lob_column":false } }, { "column_id":18, "table_id":-4, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { 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"database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, 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"synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":16, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ { "stmt_type":1, "table": [ { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ ], "partition_express": [ ], "column": [ { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":1099511677878, "is_join":false } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 33 *************** SELECT * FROM tjuo1 RIGHT JOIN (SELECT * FROM tjuo2) as tjuo2_alias USING (c1) RIGHT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":-4, "table_name":"tjuo2_alias", "alias_name":"tjuo2_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"RIGHT OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":-4, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":17, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":-4, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":-4, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":16, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":17, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":16, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ { "stmt_type":1, "table": [ { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ ], "partition_express": [ ], "column": [ { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":1099511677878, "is_join":false } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 34 *************** SELECT * FROM tjuo1 RIGHT JOIN (SELECT * FROM tjuo2) as tjuo2_alias USING (c1) LEFT JOIN tjuo3 USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":-4, "table_name":"tjuo2_alias", "alias_name":"tjuo2_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":-4, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":17, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":-4, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], 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"is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":17, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":16, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ { "stmt_type":1, "table": [ { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ ], "partition_express": [ ], "column": [ { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":18, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":1099511677878, "is_join":false } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 35 *************** SELECT * FROM tjuo1 LEFT JOIN (SELECT * FROM tjuo2) as tjuo2_alias USING (c1) RIGHT JOIN (select * from tjuo3) as tjuo3_alias USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":-4, "table_name":"tjuo2_alias", "alias_name":"tjuo2_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":-5, "table_name":"tjuo3_alias", "alias_name":"tjuo3_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"RIGHT OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":-5, "table_name":"tjuo3_alias", "alias_name":"tjuo3_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":-5, "column_id":17, "database_name":"", "table_name":"tjuo3_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":-4, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":17, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":-4, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":-5, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, 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"hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ { "stmt_type":1, "table": [ { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677878, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ ], "partition_express": [ ], "column": [ { "column_id":16, "table_id":1099511677878, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":16, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677878, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677878, "column_id":17, "database_name":"dbdml", "table_name":"tjuo2", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":1099511677878, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", 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"show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false }, { "stmt_type":1, "table": [ { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ ], "partition_express": [ ], "column": [ { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":1099511677879, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":1099511677879, "is_join":false } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 36 *************** SELECT * FROM tjuo1 RIGHT JOIN (SELECT * FROM tjuo2) as tjuo2_alias USING (c1) RIGHT JOIN (select * from tjuo3) as tjuo3_alias USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, 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"precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":16, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":1099511677879, "is_join":false } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 37 *************** SELECT * FROM tjuo1 RIGHT JOIN (SELECT * FROM tjuo2) as tjuo2_alias USING (c1) LEFT JOIN (select * from tjuo3) as tjuo3_alias USING (c2); { "stmt_type":1, "table": [ { "table_id":1099511677877, "table_name":"tjuo1", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":-4, "table_name":"tjuo2_alias", "alias_name":"tjuo2_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, { "table_id":-5, "table_name":"tjuo3_alias", "alias_name":"tjuo3_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ { "table_id":-2, "table_type":3, "join_type":"OUTER JOIN", "left_table": { "table_id":-3, "table_name":"", "alias_name":"", "synonym_name":"", "table_type":3, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "right_table": { "table_id":-5, "table_name":"tjuo3_alias", "alias_name":"tjuo3_alias", "synonym_name":"", "table_type":2, "ref_id":-1, "database_name":"", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "join_condition": [ { "item_type":"T_OP_EQ", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":1, "scale":0 }, "flag":0, "calc_type": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_COLUMN", "IS_JOIN_COND" ], "rel_id": [ 2, 3 ], "expr_levels": [ 0 ], "children": [ { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":-5, "column_id":17, "database_name":"", "table_name":"tjuo3_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } ] } ] } ], "partition_express": [ ], "column": [ { "column_id":17, "table_id":1099511677877, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":17, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":-4, "column":"c1", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":17, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":18, "table_id":-4, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":18, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":17, "table_id":-5, "column":"c2", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":-5, "column_id":17, "database_name":"", "table_name":"tjuo3_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":1099511677877, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":-4, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677878, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":16, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } }, { "column_id":16, "table_id":-5, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":-5, "column_id":16, "database_name":"", "table_name":"tjuo3_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false } } ], "select": [ { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":18, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":17, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":2, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c1", "expr_name":"c1", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 2 ], "table_id":-4, "column_id":16, "database_name":"", "table_name":"tjuo2_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677877, "column_id":16, "database_name":"dbdml", "table_name":"tjuo1", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } }, { "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 3 ], "table_id":-5, "column_id":16, "database_name":"", "table_name":"tjuo3_alias", "synonym_name":"", "column_name":"pk", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"pk", "expr_name":"pk", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":-2, "is_join":true } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ { "stmt_type":1, "table": [ { "table_id":1099511677878, "table_name":"tjuo2", "alias_name":"", "synonym_name":"", "table_type":0, 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"pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false }, { "stmt_type":1, "table": [ { "table_id":1099511677879, "table_name":"tjuo3", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677879, "database_name":"dbdml", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "joined_table": [ ], "partition_express": [ ], "column": [ { "column_id":16, "table_id":1099511677879, "column":"pk", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677879, "base_cid":16, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"INT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":11, "scale":0 }, "flag":16387, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":16, 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"precision":11, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_COLUMN", "CNT_COLUMN" ], "rel_id": [ 1 ], "table_id":1099511677879, "column_id":17, "database_name":"dbdml", "table_name":"tjuo3", "synonym_name":"", "column_name":"c2", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "is_alias":false, "alias_name":"c2", "expr_name":"c2", "default": { "NULL":"NULL" } } ], "distinct":false, "rollup":false, "nocycle":false, "from": [ { "table_id":1099511677879, "is_join":false } ], "start_with": [ ], "connect_by": [ ], "where": [ ], "group_by": [ ], "having": [ ], "aggr_func": [ ], "order_by": [ ], "limit":null, "offset":null, "show_stmt_ctx": { "is_from_show_stmt":false, "global_scope":false, "tenant_id":-1, "show_database_id":-1, "show_table_id":-1, "grants_user_id":-1 }, "hint": { "read_static":false, "no_rewrite":false, "frozen_version":-1, "topk_precision":-1, "sharding_minimum_row_count":0, "query_timeout":-1, "hotspot":false, "index": [ ], "read_consistency":-1, "join_ordered":false, "join_order": [ ], "merge_hint_ids": [ ], "hash_hint_ids": [ ], "no_hash_hint_ids": [ ], "nl_hint_ids": [ ], "part_hints": [ ], "use_late_materialization":-1, "log_level":"", "max_concurrent":-1, "only_concurrent_hint":false, "has_hint_exclude_concurrent":false, "parallel":-1, "use_px":2, "use join filter":false, "org_pq_distributes": [ ], "pq_distributes": [ ] }, "query_context": { "param_num":0, "fetch_cur_time":true, "calculable_items": [ ] }, "extra_output_exprs": [ ], "current_level":0, "equal_sets": [ ], "pseudo_column_exprs": [ ], "child_stmts": [ ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } ], "has_transformed_for_hierarchical_query":false, "is_hierarchical_query":false } *************** Case 38 *************** drop database dbdml; { "drop_database_arg":"tenant_id", "database_name":"dbdml", "if_exist":false, "to_recyclebin":false }