SHOW TABLES FROM information_schema LIKE 'TABLE_CONSTRAINTS'; Tables_in_information_schema (TABLE_CONSTRAINTS) TABLE_CONSTRAINTS ####################################################################### # Testcase 3.2.1.1: INFORMATION_SCHEMA tables can be queried via SELECT ####################################################################### DROP VIEW IF EXISTS test.v1; DROP PROCEDURE IF EXISTS test.p1; DROP FUNCTION IF EXISTS test.f1; CREATE VIEW test.v1 AS SELECT * FROM information_schema.TABLE_CONSTRAINTS; CREATE PROCEDURE test.p1() SELECT * FROM information_schema.TABLE_CONSTRAINTS; CREATE FUNCTION test.f1() returns BIGINT BEGIN DECLARE counter BIGINT DEFAULT NULL; SELECT COUNT(*) INTO counter FROM information_schema.TABLE_CONSTRAINTS; RETURN counter; END// # Attention: The printing of the next result sets is disabled. SELECT * FROM information_schema.TABLE_CONSTRAINTS; SELECT * FROM test.v1; CALL test.p1; SELECT test.f1(); DROP VIEW test.v1; DROP PROCEDURE test.p1; DROP FUNCTION test.f1; ######################################################################### # Testcase 3.2.10.1: INFORMATION_SCHEMA.TABLE_CONSTRAINTS layout ######################################################################### DESCRIBE information_schema.TABLE_CONSTRAINTS; Field Type Null Key Default Extra CONSTRAINT_CATALOG varchar(64) NO CONSTRAINT_SCHEMA varchar(64) NO CONSTRAINT_NAME varchar(64) YES NULL TABLE_SCHEMA varchar(64) NO TABLE_NAME varchar(64) NO CONSTRAINT_TYPE varchar(11) NO ENFORCED varchar(3) NO SHOW CREATE TABLE information_schema.TABLE_CONSTRAINTS; View Create View character_set_client collation_connection TABLE_CONSTRAINTS CREATE ALGORITHM=UNDEFINED DEFINER=`mysql.infoschema`@`localhost` SQL SECURITY DEFINER VIEW `information_schema`.`TABLE_CONSTRAINTS` AS select `cat`.`name` AS `CONSTRAINT_CATALOG`,`sch`.`name` AS `CONSTRAINT_SCHEMA`,`idx`.`name` AS `CONSTRAINT_NAME`,`sch`.`name` AS `TABLE_SCHEMA`,`tbl`.`name` AS `TABLE_NAME`,if((`idx`.`type` = 'PRIMARY'),'PRIMARY KEY',`idx`.`type`) AS `CONSTRAINT_TYPE`,'YES' AS `ENFORCED` from (((`mysql`.`indexes` `idx` join `mysql`.`tables` `tbl` on((`idx`.`table_id` = `tbl`.`id`))) join `mysql`.`schemata` `sch` on((`tbl`.`schema_id` = `sch`.`id`))) join `mysql`.`catalogs` `cat` on(((`cat`.`id` = `sch`.`catalog_id`) and (`idx`.`type` in ('PRIMARY','UNIQUE'))))) where ((0 <> can_access_table(`sch`.`name`,`tbl`.`name`)) and (0 <> is_visible_dd_object(`tbl`.`hidden`,`idx`.`hidden`))) union select `cat`.`name` AS `CONSTRAINT_CATALOG`,`sch`.`name` AS `CONSTRAINT_SCHEMA`,(`fk`.`name` collate utf8_tolower_ci) AS `CONSTRAINT_NAME`,`sch`.`name` AS `TABLE_SCHEMA`,`tbl`.`name` AS `TABLE_NAME`,'FOREIGN KEY' AS `CONSTRAINT_TYPE`,'YES' AS `ENFORCED` from (((`mysql`.`foreign_keys` `fk` join `mysql`.`tables` `tbl` on((`fk`.`table_id` = `tbl`.`id`))) join `mysql`.`schemata` `sch` on((`tbl`.`schema_id` = `sch`.`id`))) join `mysql`.`catalogs` `cat` on((`cat`.`id` = `sch`.`catalog_id`))) where ((0 <> can_access_table(`sch`.`name`,`tbl`.`name`)) and (0 <> is_visible_dd_object(`tbl`.`hidden`))) union select `cat`.`name` AS `CONSTRAINT_CATALOG`,`sch`.`name` AS `CONSTRAINT_SCHEMA`,`cc`.`name` AS `CONSTRAINT_NAME`,`sch`.`name` AS `TABLE_SCHEMA`,`tbl`.`name` AS `TABLE_NAME`,'CHECK' AS `CONSTRAINT_TYPE`,`cc`.`enforced` AS `ENFORCED` from (((`mysql`.`check_constraints` `cc` join `mysql`.`tables` `tbl` on((`cc`.`table_id` = `tbl`.`id`))) join `mysql`.`schemata` `sch` on((`tbl`.`schema_id` = `sch`.`id`))) join `mysql`.`catalogs` `cat` on((`cat`.`id` = `sch`.`catalog_id`))) where ((0 <> can_access_table(`sch`.`name`,`tbl`.`name`)) and (0 <> is_visible_dd_object(`tbl`.`hidden`))) utf8 utf8_general_ci SHOW COLUMNS FROM information_schema.TABLE_CONSTRAINTS; Field Type Null Key Default Extra CONSTRAINT_CATALOG varchar(64) NO CONSTRAINT_SCHEMA varchar(64) NO CONSTRAINT_NAME varchar(64) YES NULL TABLE_SCHEMA varchar(64) NO TABLE_NAME varchar(64) NO CONSTRAINT_TYPE varchar(11) NO ENFORCED varchar(3) NO SELECT constraint_catalog, constraint_schema, constraint_name, table_schema, table_name FROM information_schema.table_constraints WHERE constraint_catalog IS NOT NULL AND table_name != 'ndb_binlog_index' ORDER BY table_schema,table_name, constraint_name; constraint_catalog constraint_schema constraint_name table_schema table_name def mysql PRIMARY mysql columns_priv def mysql PRIMARY mysql component def mysql PRIMARY mysql concurrency_control def mysql PRIMARY mysql consensus_info def mysql PRIMARY mysql db def mysql PRIMARY mysql default_roles def mysql PRIMARY mysql engine_cost def mysql PRIMARY mysql func def mysql PRIMARY mysql global_grants def mysql PRIMARY mysql gtid_executed def mysql name mysql help_category def mysql PRIMARY mysql help_category def mysql name mysql help_keyword def mysql PRIMARY mysql help_keyword def mysql PRIMARY mysql help_relation def mysql name mysql help_topic def mysql PRIMARY mysql help_topic def mysql PRIMARY mysql innodb_flashback_snapshot def mysql PRIMARY mysql innodb_index_stats def mysql PRIMARY mysql innodb_table_stats def mysql PRIMARY mysql outline def mysql PRIMARY mysql password_history def mysql PRIMARY mysql plugin def mysql PRIMARY mysql procs_priv def mysql PRIMARY mysql proxies_priv def mysql PRIMARY mysql role_edges def mysql PRIMARY mysql server_cost def mysql PRIMARY mysql servers def mysql PRIMARY mysql slave_master_info def mysql PRIMARY mysql slave_relay_log_info def mysql PRIMARY mysql slave_worker_info def mysql PRIMARY mysql tables_priv def mysql PRIMARY mysql time_zone def mysql PRIMARY mysql time_zone_leap_second def mysql PRIMARY mysql time_zone_name def mysql PRIMARY mysql time_zone_transition def mysql PRIMARY mysql time_zone_transition_type def mysql PRIMARY mysql user def performance_schema ACCOUNT performance_schema accounts def performance_schema PRIMARY performance_schema cond_instances def performance_schema PRIMARY performance_schema data_locks def performance_schema ACCOUNT performance_schema events_errors_summary_by_account_by_error def performance_schema HOST performance_schema events_errors_summary_by_host_by_error def performance_schema THREAD_ID performance_schema events_errors_summary_by_thread_by_error def performance_schema USER performance_schema events_errors_summary_by_user_by_error def performance_schema ERROR_NUMBER performance_schema events_errors_summary_global_by_error def performance_schema PRIMARY performance_schema events_stages_current def performance_schema PRIMARY performance_schema events_stages_history def performance_schema ACCOUNT performance_schema events_stages_summary_by_account_by_event_name def performance_schema HOST performance_schema events_stages_summary_by_host_by_event_name def performance_schema PRIMARY performance_schema events_stages_summary_by_thread_by_event_name def performance_schema USER performance_schema events_stages_summary_by_user_by_event_name def performance_schema PRIMARY performance_schema events_stages_summary_global_by_event_name def performance_schema PRIMARY performance_schema events_statements_current def performance_schema SCHEMA_NAME performance_schema events_statements_histogram_by_digest def performance_schema PRIMARY performance_schema events_statements_histogram_global def performance_schema PRIMARY performance_schema events_statements_history def performance_schema ACCOUNT performance_schema events_statements_summary_by_account_by_event_name def performance_schema SCHEMA_NAME performance_schema events_statements_summary_by_digest def performance_schema SCHEMA_NAME performance_schema events_statements_summary_by_digest_supplement def performance_schema HOST performance_schema events_statements_summary_by_host_by_event_name def performance_schema PRIMARY performance_schema events_statements_summary_by_program def performance_schema PRIMARY performance_schema events_statements_summary_by_thread_by_event_name def performance_schema USER performance_schema events_statements_summary_by_user_by_event_name def performance_schema PRIMARY performance_schema events_statements_summary_global_by_event_name def performance_schema PRIMARY performance_schema events_transactions_current def performance_schema PRIMARY performance_schema events_transactions_history def performance_schema ACCOUNT performance_schema events_transactions_summary_by_account_by_event_name def performance_schema HOST performance_schema events_transactions_summary_by_host_by_event_name def performance_schema PRIMARY performance_schema events_transactions_summary_by_thread_by_event_name def performance_schema USER performance_schema events_transactions_summary_by_user_by_event_name def performance_schema PRIMARY performance_schema events_transactions_summary_global_by_event_name def performance_schema PRIMARY performance_schema events_waits_current def performance_schema PRIMARY performance_schema events_waits_history def performance_schema ACCOUNT performance_schema events_waits_summary_by_account_by_event_name def performance_schema HOST performance_schema events_waits_summary_by_host_by_event_name def performance_schema PRIMARY performance_schema events_waits_summary_by_instance def performance_schema PRIMARY performance_schema events_waits_summary_by_thread_by_event_name def performance_schema USER performance_schema events_waits_summary_by_user_by_event_name def performance_schema PRIMARY performance_schema events_waits_summary_global_by_event_name def performance_schema PRIMARY performance_schema file_instances def performance_schema PRIMARY performance_schema file_summary_by_event_name def performance_schema PRIMARY performance_schema file_summary_by_instance def performance_schema PRIMARY performance_schema global_status def performance_schema PRIMARY performance_schema global_variables def performance_schema PRIMARY performance_schema host_cache def performance_schema HOST performance_schema hosts def performance_schema ACCOUNT performance_schema memory_summary_by_account_by_event_name def performance_schema HOST performance_schema memory_summary_by_host_by_event_name def performance_schema PRIMARY performance_schema memory_summary_by_thread_by_event_name def performance_schema USER performance_schema memory_summary_by_user_by_event_name def performance_schema PRIMARY performance_schema memory_summary_global_by_event_name def performance_schema PRIMARY performance_schema metadata_locks def performance_schema PRIMARY performance_schema mutex_instances def performance_schema OBJECT performance_schema objects_summary_global_by_type def performance_schema PRIMARY performance_schema persisted_variables def performance_schema OWNER_THREAD_ID performance_schema prepared_statements_instances def performance_schema PRIMARY performance_schema prepared_statements_instances def performance_schema PRIMARY performance_schema replication_applier_configuration def performance_schema PRIMARY performance_schema replication_applier_status def performance_schema PRIMARY performance_schema replication_applier_status_by_coordinator def performance_schema PRIMARY performance_schema replication_applier_status_by_worker def performance_schema PRIMARY performance_schema replication_connection_configuration def performance_schema PRIMARY performance_schema replication_connection_status def performance_schema PRIMARY performance_schema rwlock_instances def performance_schema PRIMARY performance_schema session_account_connect_attrs def performance_schema PRIMARY performance_schema session_connect_attrs def performance_schema PRIMARY performance_schema session_status def performance_schema PRIMARY performance_schema session_variables def performance_schema PRIMARY performance_schema setup_actors def performance_schema PRIMARY performance_schema setup_consumers def performance_schema PRIMARY performance_schema setup_instruments def performance_schema OBJECT performance_schema setup_objects def performance_schema PRIMARY performance_schema setup_threads def performance_schema PRIMARY performance_schema socket_instances def performance_schema PRIMARY performance_schema socket_summary_by_event_name def performance_schema PRIMARY performance_schema socket_summary_by_instance def performance_schema ACCOUNT performance_schema status_by_account def performance_schema HOST performance_schema status_by_host def performance_schema PRIMARY performance_schema status_by_thread def performance_schema USER performance_schema status_by_user def performance_schema PRIMARY performance_schema table_handles def performance_schema OBJECT performance_schema table_io_waits_summary_by_index_usage def performance_schema OBJECT performance_schema table_io_waits_summary_by_table def performance_schema OBJECT performance_schema table_lock_waits_summary_by_table def performance_schema PRIMARY performance_schema threads def performance_schema PRIMARY performance_schema user_defined_functions def performance_schema PRIMARY performance_schema user_variables_by_thread def performance_schema USER performance_schema users def performance_schema PRIMARY performance_schema variables_by_thread def sys PRIMARY sys sys_config ######################################################################################### # Testcase 3.2.7.2 + 3.2.7.3: INFORMATION_SCHEMA.TABLE_CONSTRAINTS accessible information ######################################################################################### DROP DATABASE IF EXISTS db_datadict; CREATE DATABASE db_datadict; CREATE TABLE db_datadict.t1 (f1 BIGINT, f2 BIGINT, f3 BIGINT, f4 BIGINT, f5 BIGINT, f6 BIGINT, PRIMARY KEY (f1,f2)) ENGINE = ; CREATE UNIQUE INDEX my_idx1 ON db_datadict.t1(f6,f1); CREATE UNIQUE INDEX my_idx2 ON db_datadict.t1(f3); CREATE TABLE db_datadict.t2 (f1 BIGINT, f2 BIGINT, f3 BIGINT, f4 BIGINT, f5 BIGINT, f6 BIGINT, PRIMARY KEY (f1,f2)) ENGINE = ; DROP USER 'testuser1'@'localhost'; CREATE USER 'testuser1'@'localhost'; GRANT SELECT(f5) ON db_datadict.t1 TO 'testuser1'@'localhost'; SHOW GRANTS FOR 'testuser1'@'localhost'; Grants for testuser1@localhost GRANT USAGE ON *.* TO `testuser1`@`localhost` GRANT SELECT (`f5`) ON `db_datadict`.`t1` TO `testuser1`@`localhost` SELECT * FROM information_schema.table_constraints WHERE table_schema = 'db_datadict' ORDER BY table_schema,table_name, constraint_name; CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_SCHEMA TABLE_NAME CONSTRAINT_TYPE ENFORCED def db_datadict my_idx1 db_datadict t1 UNIQUE YES def db_datadict my_idx2 db_datadict t1 UNIQUE YES def db_datadict PRIMARY db_datadict t1 PRIMARY KEY YES def db_datadict PRIMARY db_datadict t2 PRIMARY KEY YES SHOW INDEXES FROM db_datadict.t1; Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression t1 0 PRIMARY 1 f1 ### ### ### ### ### ### ### YES NULL t1 0 PRIMARY 2 f2 ### ### ### ### ### ### ### YES NULL t1 0 my_idx1 1 f6 ### ### ### ### ### ### ### YES NULL t1 0 my_idx1 2 f1 ### ### ### ### ### ### ### YES NULL t1 0 my_idx2 1 f3 ### ### ### ### ### ### ### YES NULL SHOW INDEXES FROM db_datadict.t2; Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression t2 0 PRIMARY 1 f1 ### ### ### ### ### ### ### YES NULL t2 0 PRIMARY 2 f2 ### ### ### ### ### ### ### YES NULL # Establish connection testuser1 (user=testuser1) SHOW GRANTS FOR 'testuser1'@'localhost'; Grants for testuser1@localhost GRANT USAGE ON *.* TO `testuser1`@`localhost` GRANT SELECT (`f5`) ON `db_datadict`.`t1` TO `testuser1`@`localhost` SELECT * FROM information_schema.table_constraints WHERE table_schema = 'db_datadict' ORDER BY table_schema,table_name, constraint_name; CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_SCHEMA TABLE_NAME CONSTRAINT_TYPE ENFORCED def db_datadict my_idx1 db_datadict t1 UNIQUE YES def db_datadict my_idx2 db_datadict t1 UNIQUE YES def db_datadict PRIMARY db_datadict t1 PRIMARY KEY YES SHOW INDEXES FROM db_datadict.t1; Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression t1 0 PRIMARY 1 f1 ### ### ### ### ### ### ### YES NULL t1 0 PRIMARY 2 f2 ### ### ### ### ### ### ### YES NULL t1 0 my_idx1 1 f6 ### ### ### ### ### ### ### YES NULL t1 0 my_idx1 2 f1 ### ### ### ### ### ### ### YES NULL t1 0 my_idx2 1 f3 ### ### ### ### ### ### ### YES NULL SHOW INDEXES FROM db_datadict.t2; ERROR 42000: SELECT command denied to user 'testuser1'@'localhost' for table 't2' # Switch to connection default and close connection testuser1 DROP USER 'testuser1'@'localhost'; DROP DATABASE db_datadict; ######################################################################################### # Testcase 3.2.1.13+3.2.1.14+3.2.1.15: INFORMATION_SCHEMA.TABLE_CONSTRAINTS modifications ######################################################################################### DROP DATABASE IF EXISTS db_datadict; DROP TABLE IF EXISTS test.t1_my_table; CREATE DATABASE db_datadict; SELECT table_name FROM information_schema.table_constraints WHERE table_name LIKE 't1_my_table%'; table_name CREATE TABLE test.t1_my_table (f1 CHAR(12), f2 TIMESTAMP, f4 BIGINT, PRIMARY KEY(f1,f2)) DEFAULT CHARACTER SET latin1 COLLATE latin1_swedish_ci ENGINE = ; SELECT constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_table'; constraint_name table_schema table_name constraint_type PRIMARY test t1_my_table PRIMARY KEY SELECT table_name FROM information_schema.table_constraints WHERE table_name LIKE 't1_my_table%'; table_name t1_my_table RENAME TABLE test.t1_my_table TO test.t1_my_tablex; SELECT table_name FROM information_schema.table_constraints WHERE table_name LIKE 't1_my_table%'; table_name t1_my_tablex SELECT table_schema,table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_schema table_name test t1_my_tablex RENAME TABLE test.t1_my_tablex TO db_datadict.t1_my_tablex; SELECT table_schema,table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_schema table_name db_datadict t1_my_tablex SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY CREATE INDEX f2 ON db_datadict.t1_my_tablex(f2); SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY DROP INDEX f2 ON db_datadict.t1_my_tablex; SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY ALTER TABLE db_datadict.t1_my_tablex ADD UNIQUE (f2); SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict f2 db_datadict t1_my_tablex UNIQUE db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY DROP INDEX f2 ON db_datadict.t1_my_tablex; SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY ALTER TABLE db_datadict.t1_my_tablex ADD UNIQUE my_idx (f4,f1); SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict my_idx db_datadict t1_my_tablex UNIQUE db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY DROP INDEX my_idx ON db_datadict.t1_my_tablex; SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY ALTER TABLE db_datadict.t1_my_tablex ADD UNIQUE my_idx (f2); SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict my_idx db_datadict t1_my_tablex UNIQUE db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict my_idx db_datadict t1_my_tablex UNIQUE db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY ALTER TABLE db_datadict.t1_my_tablex DROP COLUMN f2; SELECT constraint_schema, constraint_name, table_schema, table_name, constraint_type FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex' ORDER BY table_schema,table_name, constraint_name; constraint_schema constraint_name table_schema table_name constraint_type db_datadict PRIMARY db_datadict t1_my_tablex PRIMARY KEY SELECT table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_name t1_my_tablex DROP TABLE db_datadict.t1_my_tablex; SELECT table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_name SELECT table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_name CREATE TABLE db_datadict.t1_my_tablex ENGINE = AS SELECT 1 AS f1; SELECT table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_name ALTER TABLE db_datadict.t1_my_tablex ADD PRIMARY KEY(f1); SELECT table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_name t1_my_tablex SELECT table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_name t1_my_tablex DROP DATABASE db_datadict; SELECT table_name FROM information_schema.table_constraints WHERE table_name = 't1_my_tablex'; table_name ######################################################################## # Testcases 3.2.1.3-3.2.1.5 + 3.2.1.8-3.2.1.12: INSERT/UPDATE/DELETE and # DDL on INFORMATION_SCHEMA tables are not supported ######################################################################## DROP DATABASE IF EXISTS db_datadict; DROP TABLE IF EXISTS db_datadict.t1; CREATE DATABASE db_datadict; CREATE TABLE db_datadict.t1 (f1 BIGINT, UNIQUE(f1)) ENGINE = ; INSERT INTO information_schema.table_constraints (constraint_schema, constraint_name, table_name) VALUES ( 'mysql', 'primary', 'db'); ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' INSERT INTO information_schema.table_constraints SELECT * FROM information_schema.table_constraints; ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' UPDATE information_schema.table_constraints SET table_name = 'db1' WHERE constraint_name = 'primary'; ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' DELETE FROM information_schema.table_constraints WHERE table_name = 't1'; ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' TRUNCATE information_schema.table_constraints; ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' CREATE INDEX i3 ON information_schema.table_constraints(table_name); ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' ALTER TABLE information_schema.table_constraints ADD f1 INT; ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' DROP TABLE information_schema.table_constraints; ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' ALTER TABLE information_schema.table_constraints RENAME db_datadict.table_constraints; ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' ALTER TABLE information_schema.table_constraints RENAME information_schema.xtable_constraints; ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema' DROP TABLE db_datadict.t1; DROP DATABASE db_datadict;