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[CP] fix bug: execute 'ddl drop column' statement access all_tab_columns view can query hidden table info.

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This commit is contained in:
791065426@qq.com
2023-12-26 06:48:27 +00:00
committed by ob-robot
parent 12c482603f
commit ac5c0b464d
20 changed files with 509 additions and 264 deletions
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12
tools/deploy/mysql_test/test_suite/information_schema/r/mysql/information_schema_desc.result
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2
tools/deploy/mysql_test/test_suite/inner_table/r/mysql/views.result
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@ -7,7 +7,7 @@ def mysql time_zone_name SELECT name as Name, time_zone_id as Ti
def mysql time_zone SELECT time_zone_id as Time_zone_id, use_leap_seconds as Use_leap_seconds FROM oceanbase.__all_tenant_time_zone NONE NO NONE NONE utf8mb4 utf8mb4_general_ci
show create view views;
View Create View character_set_client collation_connection
VIEWS CREATE VIEW `VIEWS` AS select cast('def' as CHAR(64)) AS TABLE_CATALOG, d.database_name as TABLE_SCHEMA, t.table_name as TABLE_NAME, t.view_definition as VIEW_DEFINITION, case t.view_check_option when 1 then 'LOCAL' when 2 then 'CASCADED' else 'NONE' end as CHECK_OPTION, case t.view_is_updatable when 1 then 'YES' else 'NO' end as IS_UPDATABLE, cast((case t.define_user_id when -1 then 'NONE' else concat(u.user_name, '@', u.host) end) as CHAR(288)) as DEFINER, cast('NONE' as CHAR(7)) AS SECURITY_TYPE, cast((case t.collation_type when 45 then 'utf8mb4' else 'NONE' end) as CHAR(64)) AS CHARACTER_SET_CLIENT, cast((case t.collation_type when 45 then 'utf8mb4_general_ci' else 'NONE' end) as CHAR(64)) AS COLLATION_CONNECTION from oceanbase.__all_table as t join oceanbase.__all_database as d on t.tenant_id = d.tenant_id and t.database_id = d.database_id left join oceanbase.__all_user as u on t.tenant_id = u.tenant_id and t.define_user_id = u.user_id and t.define_user_id != -1 where t.tenant_id = 0 and t.table_type in (1, 4) and d.in_recyclebin = 0 and d.database_name != '__recyclebin' and d.database_name != 'information_schema' and d.database_name != 'oceanbase' and 0 = sys_privilege_check('table_acc', effective_tenant_id(), d.database_name, t.table_name) utf8mb4 utf8mb4_general_ci
VIEWS CREATE VIEW `VIEWS` AS select cast('def' as CHAR(64)) AS TABLE_CATALOG, d.database_name as TABLE_SCHEMA, t.table_name as TABLE_NAME, t.view_definition as VIEW_DEFINITION, case t.view_check_option when 1 then 'LOCAL' when 2 then 'CASCADED' else 'NONE' end as CHECK_OPTION, case t.view_is_updatable when 1 then 'YES' else 'NO' end as IS_UPDATABLE, cast((case t.define_user_id when -1 then 'NONE' else concat(u.user_name, '@', u.host) end) as CHAR(288)) as DEFINER, cast('NONE' as CHAR(7)) AS SECURITY_TYPE, cast((case t.collation_type when 45 then 'utf8mb4' else 'NONE' end) as CHAR(64)) AS CHARACTER_SET_CLIENT, cast((case t.collation_type when 45 then 'utf8mb4_general_ci' else 'NONE' end) as CHAR(64)) AS COLLATION_CONNECTION from oceanbase.__all_table as t join oceanbase.__all_database as d on t.tenant_id = d.tenant_id and t.database_id = d.database_id left join oceanbase.__all_user as u on t.tenant_id = u.tenant_id and t.define_user_id = u.user_id and t.define_user_id != -1 where t.tenant_id = 0 and t.table_type in (1, 4) and t.table_mode >> 12 & 15 in (0,1) and d.in_recyclebin = 0 and d.database_name != '__recyclebin' and d.database_name != 'information_schema' and d.database_name != 'oceanbase' and 0 = sys_privilege_check('table_acc', effective_tenant_id(), d.database_name, t.table_name) utf8mb4 utf8mb4_general_ci
desc views;
Field Type Null Key Default Extra
TABLE_CATALOG varchar(64) NO