*************** Case 1 *************** drop database if exists time_on_update_db; { "drop_database_arg":"tenant_id", "database_name":"time_on_update_db", "if_exist":true, "to_recyclebin":false } *************** Case 2 *************** create database time_on_update_db; { "create_database_arg":"database_schema", "database_id":-1, "schema_version":1, "database_name":"time_on_update_db", "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 time_on_update_db; { "stmt_type":97 } *************** Case 4 *************** create table ts(c1 int primary key, c2 timestamp default current_timestamp on update current_timestamp, c3 int); {"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":"ts", "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":"time_on_update_db", "last_replay_log_id":0, "foreign_key_arg_list":[], "vertical_partition_arg_list":[]}, "index_arg_list":[]} *************** Case 5 *************** create table t1(c1 int primary key, c2 int); {"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":"t1", "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":"time_on_update_db", "last_replay_log_id":0, "foreign_key_arg_list":[], "vertical_partition_arg_list":[]}, "index_arg_list":[]} *************** Case 6 *************** create table t2(c1 int primary key, c2 int, c3 varchar(32)); {"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":"t2", "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":"time_on_update_db", "last_replay_log_id":0, "foreign_key_arg_list":[], "vertical_partition_arg_list":[]}, "index_arg_list":[]} *************** Case 7 *************** update ts set c3=c1+10, c2=now(); { "stmt_type":5, "table": [ { "table_id":1099511677877, "table_name":"ts", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"time_on_update_db", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "is_ignore":false, "partition_express": [ ], "column": [ { "column_id":18, "table_id":1099511677877, "column":"c3", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "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": [ 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"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":2, "fetch_cur_time":true, "calculable_items": [ { "expression": { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"TIMESTAMP", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":19, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_FUNC", "IS_CALCULABLE_EXPR", "IS_CONST_EXPR", "CNT_CONST", "CNT_FUNC", "CNT_CUR_TIME", "CNT_CALCULABLE_EXPR" ], "rel_id": [ ], "expr_levels": [ ], "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":18 } }, { "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":85899345919 } }, { "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_FUN_SYS_CUR_TIMESTAMP", "result_type": { "meta": { "type":"DATETIME", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":-1, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_FUNC", "IS_CUR_TIME", "IS_CALCULABLE_EXPR", "IS_CONST_EXPR", "CNT_CONST", "CNT_FUNC", "CNT_CUR_TIME", "CNT_CALCULABLE_EXPR" ], "rel_id": [ ], "expr_levels": [ ], "func":"current_timestamp", "children": [ ], "enum_set_values": [ ] } ], "enum_set_values": [ ] }, "idx":1 } ] } } *************** Case 8 *************** update ts set c3=c1+10; { "stmt_type":5, "table": [ { "table_id":1099511677877, "table_name":"ts", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"time_on_update_db", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "is_ignore":false, "partition_express": [ ], "column": [ { "column_id":18, "table_id":1099511677877, "column":"c3", "auto_filled_timestamp":false, "default_value": { "NULL":"NULL" }, "base_tid":1099511677877, "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":1099511677877, "column_id":18, "database_name":"time_on_update_db", "table_name":"ts", "synonym_name":"", "column_name":"c3", "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":1099511677877, "column":"c1", "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":"time_on_update_db", "table_name":"ts", "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":17, "table_id":1099511677877, "column":"c2", "auto_filled_timestamp":false, "default_value": { "EXT":"CURRENT_TIMESTAMP" }, "base_tid":1099511677877, "base_cid":17, "expression": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"TIMESTAMP", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":19, "scale":0 }, "flag":8192, "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":"time_on_update_db", "table_name":"ts", "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 } } ], "input_columns": [ { "table_name":"ts", "index_dml_infos": [ { "table_id":1099511677877, "index_tid":1099511677877, "index_name":"ts", "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":"time_on_update_db", "table_name":"ts", "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":"TIMESTAMP", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":19, "scale":0 }, "flag":8192, "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":"time_on_update_db", "table_name":"ts", "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": [ 1 ], "table_id":1099511677877, "column_id":18, "database_name":"time_on_update_db", "table_name":"ts", "synonym_name":"", "column_name":"c3", "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": [ ] } ] } ], "assign": [ { "table": { "table_id":1099511677877, "table_name":"ts", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"time_on_update_db", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 }, "assign": [ { "column": { "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":18, "database_name":"time_on_update_db", "table_name":"ts", "synonym_name":"", "column_name":"c3", "expr_level":0, "expr_levels": [ 0 ], "column_flags":0, "is_explicited_referece":true, "explicited_ref_count":1, "enum_set_values": [ ], "is_lob_column":false }, "expression": { "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_STATIC_PARAM", "CNT_FUNC" ], "rel_id": [ 1 ], "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_OP_ADD", "result_type": { "meta": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":12, "scale":0 }, "flag":1, "calc_type": { "type":"BIGINT", "collation":"binary", "coercibility":"NUMERIC" } }, "expr_info": [ "CNT_CONST", "CNT_COLUMN", "CNT_STATIC_PARAM" ], "rel_id": [ 1 ], "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":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":"time_on_update_db", "table_name":"ts", "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_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":0 } } ] } ], "enum_set_values": [ ] }, "base_table_id":1099511677877, "base_column_id":18 }, { "column": { "item_type":"T_REF_COLUMN", "result_type": { "meta": { "type":"TIMESTAMP", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":19, "scale":0 }, "flag":8192, "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":"time_on_update_db", "table_name":"ts", "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 }, "expression": { "item_type":"T_QUESTIONMARK", "result_type": { "meta": { "type":"TIMESTAMP", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":19, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_STATIC_PARAM", "CNT_CONST", "CNT_STATIC_PARAM", "IS_DYNAMIC_PARAM" ], "rel_id": [ ], "value": { "UNKNOWN":1 } }, "base_table_id":1099511677877, "base_column_id":17 } ], "is_update_part_key":false, "subquery_expr":null } ], "where": [ ], "order_by": [ ], "limit":null, "offset":null, "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":2, "fetch_cur_time":true, "calculable_items": [ { "expression": { "item_type":"T_FUN_COLUMN_CONV", "result_type": { "meta": { "type":"TIMESTAMP", "collation":"binary", "coercibility":"IMPLICIT" }, "accuracy": { "length":-1, "precision":19, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_FUNC", "IS_CALCULABLE_EXPR", "IS_CONST_EXPR", "CNT_CONST", "CNT_FUNC", "CNT_CUR_TIME", "CNT_CALCULABLE_EXPR" ], "rel_id": [ ], "expr_levels": [ ], "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":18 } }, { "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":85899345919 } }, { "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_FUN_SYS_CUR_TIMESTAMP", "result_type": { "meta": { "type":"DATETIME", "collation":"binary", "coercibility":"NUMERIC" }, "accuracy": { "length":-1, "precision":19, "scale":0 }, "flag":0, "calc_type": { "type":"NULL", "collation":"invalid_type", "coercibility":"INVALID" } }, "expr_info": [ "IS_CONST", "IS_FUNC", "IS_CUR_TIME", "IS_CALCULABLE_EXPR", "IS_CONST_EXPR", "CNT_CONST", "CNT_FUNC", "CNT_CUR_TIME", "CNT_CALCULABLE_EXPR" ], "rel_id": [ ], "expr_levels": [ ], "func":"current_timestamp", "children": [ ], "enum_set_values": [ ] } ], "enum_set_values": [ ] }, "idx":1 } ] } } *************** Case 9 *************** insert into ts(c1, c3) values(1, 11) on duplicate key update c3=5, c2=now(); { "stmt_type":2, "table": [ { "table_id":1099511677877, "table_name":"ts", "alias_name":"", "synonym_name":"", "table_type":0, "ref_id":1099511677877, "database_name":"time_on_update_db", "for_update":false, "wait":-1, "mock_id":-1, "view_base_item":-1 } ], "partition_express": [ ], "all_table_columns": [ { "table_name":"ts", "index_dml_infos": [ { "table_id":1099511677877, "index_tid":1099511677877, "index_name":"ts", "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":"time_on_update_db", "table_name":"ts", "synonym_name":"", "column_name":"c1", "expr_level":0, "expr_levels": [ 0 ], 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