Files
oceanbase/unittest/sql/resolver/result/test_resolver_cmd.result
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

5994 lines
151 KiB
Plaintext

*************** Case 1 ***************
drop database if exists dbcmd;
{
"drop_database_arg":"tenant_id",
"database_name":"dbcmd",
"if_exist":true,
"to_recyclebin":false
}
*************** Case 2 ***************
create database dbcmd;
{
"create_database_arg":"database_schema",
"database_id":-1,
"schema_version":1,
"database_name":"dbcmd",
"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 dbcmd;
{
"stmt_type":97
}
*************** Case 4 ***************
show columns from rongxuan.t1
{
"stmt_type":1,
"table": [
{
"table_id":-2,
"table_name":"subquery_alias",
"alias_name":"subquery_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": [
],
"partition_express": [
],
"column": [
{
"column_id":16,
"table_id":-2,
"column":"Field",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":17,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Field",
"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":-2,
"column":"Type",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":18,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":64,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":17,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Type",
"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":-2,
"column":"Null",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":20,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":18,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Null",
"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":19,
"table_id":-2,
"column":"Key",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":21,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":19,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Key",
"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":20,
"table_id":-2,
"column":"Default",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":22,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4096,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":20,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Default",
"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":21,
"table_id":-2,
"column":"Extra",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":23,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4096,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":21,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Extra",
"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":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Field",
"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":"Field",
"expr_name":"Field",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":64,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":17,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Type",
"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":"Type",
"expr_name":"Type",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":18,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Null",
"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":"Null",
"expr_name":"Null",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":19,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Key",
"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":"Key",
"expr_name":"Key",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4096,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":20,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Default",
"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":"Default",
"expr_name":"Default",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4096,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":21,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Extra",
"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":"Extra",
"expr_name":"Extra",
"default": {
"NULL":"NULL"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":-2,
"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":true,
"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":0,
"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":1099511637778,
"table_name":"__tenant_virtual_table_column",
"alias_name":"",
"synonym_name":"",
"table_type":0,
"ref_id":1099511637778,
"database_name":"oceanbase",
"for_update":false,
"wait":-1,
"mock_id":-1,
"view_base_item":-1
}
],
"joined_table": [
],
"partition_express": [
],
"column": [
{
"column_id":16,
"table_id":1099511637778,
"column":"table_id",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":16,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":16,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"table_id",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":17,
"table_id":1099511637778,
"column":"field",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":17,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":17,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"field",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":18,
"table_id":1099511637778,
"column":"type",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":18,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":64,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":18,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"type",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":20,
"table_id":1099511637778,
"column":"null",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":20,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":20,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"null",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":21,
"table_id":1099511637778,
"column":"key",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":21,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":21,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"key",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":22,
"table_id":1099511637778,
"column":"default",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":22,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4096,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":22,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"default",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":23,
"table_id":1099511637778,
"column":"extra",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637778,
"base_cid":23,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4096,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":23,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"extra",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"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":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":17,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"field",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Field",
"expr_name":"field",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":64,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":18,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"type",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Type",
"expr_name":"type",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":20,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"null",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Null",
"expr_name":"`NULL`",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":21,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"key",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Key",
"expr_name":"`KEY`",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4096,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":22,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"default",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Default",
"expr_name":"`DEFAULT`",
"default": {
"NULL":"NULL"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":4096,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":23,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"extra",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Extra",
"expr_name":"extra",
"default": {
"NULL":"NULL"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":1099511637778,
"is_join":false
}
],
"start_with": [
],
"connect_by": [
],
"where": [
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"INT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN",
"IS_SIMPLE_COND"
],
"rel_id": [
1
],
"expr_levels": [
0
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637778,
"column_id":16,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_table_column",
"synonym_name":"",
"column_name":"table_id",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":13,
"precision":13,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1099511677777
}
}
]
}
],
"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":0,
"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 5 ***************
show databases
{
"stmt_type":1,
"table": [
{
"table_id":-2,
"table_name":"subquery_alias",
"alias_name":"subquery_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": [
],
"partition_express": [
],
"column": [
{
"column_id":16,
"table_id":-2,
"column":"Database",
"auto_filled_timestamp":false,
"default_value": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
},
"base_tid":1099511627880,
"base_cid":20,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Database",
"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":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Database",
"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":"Database",
"expr_name":"Database",
"default": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":-2,
"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":true,
"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":0,
"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":1099511627880,
"table_name":"__all_database",
"alias_name":"",
"synonym_name":"",
"table_type":0,
"ref_id":1099511627880,
"database_name":"oceanbase",
"for_update":false,
"wait":-1,
"mock_id":-1,
"view_base_item":-1
}
],
"joined_table": [
],
"partition_express": [
{
"table_id":1099511627880,
"index_tid":1099511627880,
"part_expr": {
"item_type":"T_FUN_SYS_PART_KEY_V1",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_FUNC",
"CNT_COLUMN",
"CNT_FUNC"
],
"rel_id": [
],
"expr_levels": [
],
"func":"partition_key",
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":18,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"tenant_id",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
}
],
"enum_set_values": [
]
},
"subpart_expr":null
}
],
"column": [
{
"column_id":18,
"table_id":1099511627880,
"column":"tenant_id",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511627880,
"base_cid":18,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":18,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"tenant_id",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":28,
"table_id":1099511627880,
"column":"in_recyclebin",
"auto_filled_timestamp":false,
"default_value": {
"BIGINT":0
},
"base_tid":1099511627880,
"base_cid":28,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":28,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"in_recyclebin",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":20,
"table_id":1099511627880,
"column":"database_name",
"auto_filled_timestamp":false,
"default_value": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
},
"base_tid":1099511627880,
"base_cid":20,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":20,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"database_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":3,
"enum_set_values": [
],
"is_lob_column":false
}
}
],
"select": [
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":20,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"database_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":3,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Database",
"expr_name":"`database_name`",
"default": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":1099511627880,
"is_join":false
}
],
"start_with": [
],
"connect_by": [
],
"where": [
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"INT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN",
"IS_SIMPLE_COND"
],
"rel_id": [
1
],
"expr_levels": [
0
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":18,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"tenant_id",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
},
{
"item_type":"T_INT",
"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",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
}
]
},
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"INT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN",
"IS_SIMPLE_COND"
],
"rel_id": [
1
],
"expr_levels": [
0
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":28,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"in_recyclebin",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
{
"item_type":"T_INT",
"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",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":0
}
}
]
},
{
"item_type":"T_OP_NOT_IN",
"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_IN",
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_IN"
],
"rel_id": [
1
],
"expr_levels": [
0
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":20,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"database_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":3,
"enum_set_values": [
],
"is_lob_column":false
},
{
"item_type":"T_OP_ROW",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST_EXPR",
"CNT_CONST"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":12,
"precision":1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"__recyclebin",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":8,
"precision":1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"__public",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":8,
"precision":1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"__public",
"collation":"utf8mb4_general_ci"
}
}
]
}
]
},
{
"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":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN",
"CNT_FUNC"
],
"rel_id": [
1
],
"expr_levels": [
0
],
"children": [
{
"item_type":"T_INT",
"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",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":0
}
},
{
"item_type":"T_FUN_SYS_SYS_PRIVILEGE_CHECK",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"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": [
1
],
"expr_levels": [
0
],
"func":"sys_privilege_check",
"children": [
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":6,
"precision":1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"db_acc",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":18,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"tenant_id",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
},
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511627880,
"column_id":20,
"database_name":"oceanbase",
"table_name":"__all_database",
"synonym_name":"",
"column_name":"database_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":3,
"enum_set_values": [
],
"is_lob_column":false
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":0,
"precision":1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
}
}
],
"enum_set_values": [
]
}
]
}
],
"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":0,
"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 6 ***************
show databases like 'ocean%'
{
"stmt_type":1,
"table": [
{
"table_id":-2,
"table_name":"subquery_alias",
"alias_name":"subquery_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": [
],
"partition_express": [
],
"column": [
{
"column_id":16,
"table_id":-2,
"column":"Database",
"auto_filled_timestamp":false,
"default_value": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
},
"base_tid":1099511627880,
"base_cid":20,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Database",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":0,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
}
}
],
"select": [
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Database",
"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":true,
"alias_name":"Database (ocean%)",
"expr_name":"`Database`",
"default": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":-2,
"is_join":false
}
],
"start_with": [
],
"connect_by": [
],
"where": [
{
"item_type":"T_OP_LIKE",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN"
],
"rel_id": [
1
],
"expr_levels": [
0
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Database",
"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_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
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"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
}
}
],
"enum_set_values": [
]
}
]
}
],
"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":0,
"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 7 ***************
show tables
{
"stmt_type":1,
"table": [
{
"table_id":-2,
"table_name":"subquery_alias",
"alias_name":"subquery_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": [
],
"partition_express": [
],
"column": [
{
"column_id":16,
"table_id":-2,
"column":"table_name",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637794,
"base_cid":17,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"table_name",
"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":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"table_name",
"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":true,
"alias_name":"Tables_in_dbcmd",
"expr_name":"table_name",
"default": {
"NULL":"NULL"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":-2,
"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":true,
"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":0,
"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":1099511637794,
"table_name":"__tenant_virtual_show_tables",
"alias_name":"",
"synonym_name":"",
"table_type":0,
"ref_id":1099511637794,
"database_name":"oceanbase",
"for_update":false,
"wait":-1,
"mock_id":-1,
"view_base_item":-1
}
],
"joined_table": [
],
"partition_express": [
],
"column": [
{
"column_id":16,
"table_id":1099511637794,
"column":"database_id",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637794,
"base_cid":16,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637794,
"column_id":16,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_show_tables",
"synonym_name":"",
"column_name":"database_id",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":17,
"table_id":1099511637794,
"column":"table_name",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637794,
"base_cid":17,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637794,
"column_id":17,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_show_tables",
"synonym_name":"",
"column_name":"table_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
}
}
],
"select": [
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637794,
"column_id":17,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_show_tables",
"synonym_name":"",
"column_name":"table_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":false,
"alias_name":"table_name",
"expr_name":"table_name",
"default": {
"NULL":"NULL"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":1099511637794,
"is_join":false
}
],
"start_with": [
],
"connect_by": [
],
"where": [
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"INT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN",
"IS_SIMPLE_COND"
],
"rel_id": [
1
],
"expr_levels": [
0
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":20,
"scale":0
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637794,
"column_id":16,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_show_tables",
"synonym_name":"",
"column_name":"database_id",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":13,
"precision":13,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1099511628779
}
}
]
}
],
"group_by": [
],
"having": [
],
"aggr_func": [
],
"order_by": [
{
"expression": {
"item_type":"T_FUN_SYS_SET_COLLATION",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_bin",
"coercibility":"EXPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_FUNC",
"CNT_CONST",
"CNT_COLUMN",
"CNT_FUNC"
],
"rel_id": [
1
],
"expr_levels": [
0
],
"func":"set_collation",
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":16387,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637794,
"column_id":17,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_show_tables",
"synonym_name":"",
"column_name":"table_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"utf8mb4_bin",
"coercibility":"IGNORABLE"
},
"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":46
}
}
],
"enum_set_values": [
]
},
"ascending":"ASC"
}
],
"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":0,
"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 8 ***************
show variables
{
"stmt_type":1,
"table": [
{
"table_id":-2,
"table_name":"subquery_alias",
"alias_name":"subquery_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": [
],
"partition_express": [
],
"column": [
{
"column_id":16,
"table_id":-2,
"column":"Variable_name",
"auto_filled_timestamp":false,
"default_value": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
},
"base_tid":1099511637782,
"base_cid":16,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Variable_name",
"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":-2,
"column":"Value",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637782,
"base_cid":17,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":65536,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":17,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Value",
"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":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":16,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Variable_name",
"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":"Variable_name",
"expr_name":"Variable_name",
"default": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":65536,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":-2,
"column_id":17,
"database_name":"",
"table_name":"subquery_alias",
"synonym_name":"",
"column_name":"Value",
"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":"Value",
"expr_name":"Value",
"default": {
"NULL":"NULL"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":-2,
"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":true,
"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":0,
"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":1099511637782,
"table_name":"__tenant_virtual_session_variable",
"alias_name":"",
"synonym_name":"",
"table_type":0,
"ref_id":1099511637782,
"database_name":"oceanbase",
"for_update":false,
"wait":-1,
"mock_id":-1,
"view_base_item":-1
}
],
"joined_table": [
],
"partition_express": [
],
"column": [
{
"column_id":16,
"table_id":1099511637782,
"column":"variable_name",
"auto_filled_timestamp":false,
"default_value": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
},
"base_tid":1099511637782,
"base_cid":16,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637782,
"column_id":16,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_session_variable",
"synonym_name":"",
"column_name":"variable_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
}
},
{
"column_id":17,
"table_id":1099511637782,
"column":"value",
"auto_filled_timestamp":false,
"default_value": {
"NULL":"NULL"
},
"base_tid":1099511637782,
"base_cid":17,
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":65536,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637782,
"column_id":17,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_session_variable",
"synonym_name":"",
"column_name":"value",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"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":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637782,
"column_id":16,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_session_variable",
"synonym_name":"",
"column_name":"variable_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Variable_name",
"expr_name":"variable_name",
"default": {
"VARCHAR":"",
"collation":"utf8mb4_general_ci"
}
},
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":65536,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637782,
"column_id":17,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_session_variable",
"synonym_name":"",
"column_name":"value",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":1,
"enum_set_values": [
],
"is_lob_column":false
},
"is_alias":true,
"alias_name":"Value",
"expr_name":"value",
"default": {
"NULL":"NULL"
}
}
],
"distinct":false,
"rollup":false,
"nocycle":false,
"from": [
{
"table_id":1099511637782,
"is_join":false
}
],
"start_with": [
],
"connect_by": [
],
"where": [
],
"group_by": [
],
"having": [
],
"aggr_func": [
],
"order_by": [
{
"expression": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"IMPLICIT"
},
"accuracy": {
"length":128,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
1
],
"table_id":1099511637782,
"column_id":16,
"database_name":"oceanbase",
"table_name":"__tenant_virtual_session_variable",
"synonym_name":"",
"column_name":"variable_name",
"expr_level":0,
"expr_levels": [
0
],
"column_flags":17179869184,
"is_explicited_referece":true,
"explicited_ref_count":2,
"enum_set_values": [
],
"is_lob_column":false
},
"ascending":"ASC"
}
],
"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":0,
"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 9 ***************
set names latin1;
{
"stmt_type":113,
"is_set_names":true,
"is_default_charset":false,
"is_default_collation":false,
"charset":"latin1",
"collation":""
}
*************** Case 10 ***************
set names utf8 collate 'utf8_general_ci';
{
"stmt_type":113,
"is_set_names":true,
"is_default_charset":false,
"is_default_collation":false,
"charset":"utf8",
"collation":"utf8_general_ci"
}
*************** Case 11 ***************
set charset utf8;
{
"stmt_type":113,
"is_set_names":false,
"is_default_charset":false,
"is_default_collation":false,
"charset":"utf8",
"collation":""
}
*************** Case 12 ***************
drop database dbcmd;
{
"drop_database_arg":"tenant_id",
"database_name":"dbcmd",
"if_exist":false,
"to_recyclebin":false
}
*************** Case 13 ***************
alter system bootstrap REGION 'sys_region' ZONE 'zone1' SERVER '10.101.74.122:41425';
{"stmt_type":77, "bootstrap_arg":{"server_list":["region":"sys_region", "zone":"zone1", "server":"10.101.74.122:41425"], "cluster_role":1}}
*************** Case 14 ***************
alter system bootstrap CLUSTER primary REGION 'sys_region' ZONE 'zone1' SERVER '10.101.74.122:41425';
{"stmt_type":77, "bootstrap_arg":{"server_list":["region":"sys_region", "zone":"zone1", "server":"10.101.74.122:41425"], "cluster_role":1}}
*************** Case 15 ***************
alter system bootstrap cluster standby REGION 'sys_region' ZONE 'zone1' SERVER '10.101.74.122:41425';
{"stmt_type":77, "bootstrap_arg":{"server_list":["region":"sys_region", "zone":"zone1", "server":"10.101.74.122:41425"], "cluster_role":2}}
*************** Case 16 ***************
alter system set cluster_id = 3;
{
"stmt_type":175,
"rpc_arg": {
"items": [
{
"name":"cluster_id",
"value":"3",
"comment":"",
"zone":"",
"server":"0.0.0.0",
"tenant_name":"",
"exec_tenant_id":1,
"tenant_ids": [
]
}
]
}
}
*************** Case 17 ***************
alter system COMMIT TO SWITCHOVER TO PRIMARY;
{
"stmt_type":169,
"database_arg": {
"op_type":0
}
}
*************** Case 18 ***************
alter system COMMIT TO SWITCHOVER TO PHYSICAL STANDBY;
{
"stmt_type":169,
"database_arg": {
"op_type":1
}
}
*************** Case 19 ***************
alter system remove cluster tt cluster_id = 4;
{
"stmt_type":174,
"database_arg": {
"cluster_name":"tt",
"cluster_id":4,
"alter_type":1
}
}