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124 lines
4.0 KiB
124 lines
4.0 KiB
5 months ago
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#
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# Bug#22653180:ASSERT DD::CACHE::SHARED_MULTI_MAP<T>::
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# PUT(CONST K*, CONST T*, DD::CACHE::CACHE
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#
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CREATE TABLE t1(i int);
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# Force rename_table to fail after update has been applied to dd cache
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SET SESSION debug="+d,abort_rename_after_update";
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# rename table will fail with dummy error
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RENAME TABLE t1 to t2;
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ERROR HY000: Error writing file 'error inject' (errno: 42 - simulated write error)
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SET SESSION debug="-d,abort_rename_after_update";
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SELECT * FROM t1;
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i
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DROP TABLE t1;
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#
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# Part of test coverage for WL#9826 "Allow RENAME TABLES under
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# LOCK TABLES" which needs debug build and debug_sync facility.
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#
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# The main part of coverage for this WL resides in rename.test.
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# This file only contains subtests which require debug/debug_sync
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# facilities, hence their odd numbering.
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SET @old_lock_wait_timeout= @@lock_wait_timeout;
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connect con1, localhost, root,,;
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SET @old_lock_wait_timeout= @@lock_wait_timeout;
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connection default;
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#
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# 1) Requirements on table locking for tables renamed and
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# target table names.
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#
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#
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# 1.2) Locking of target table.
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CREATE TABLE t1 (i INT);
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CREATE TABLE t2 (j INT);
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# RENAME TABLE under LOCK TABLES acquires X metadata
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# lock on target table name.
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connection con1;
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# Ensure that table is cached in Table and Table Definition Caches.
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SELECT * FROM t1;
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i
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SET DEBUG_SYNC='open_tables_after_open_and_process_table SIGNAL opened WAIT_FOR go';
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SHOW CREATE TABLE t1;
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connection default;
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# Wait until SHOW CREATE TABLE acquires SH MDL on t1 and
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# starts waiting.
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SET DEBUG_SYNC='now WAIT_FOR opened';
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LOCK TABLES t2 WRITE;
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# RENAME TABLE fails due to lock timeout since it tries
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# to acquire X metadata lock on t1, on which SH metadata
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# lock is held in con1.
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SET @@lock_wait_timeout= 1;
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RENAME TABLE t2 TO t1;
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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UNLOCK TABLES;
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#
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# 2) Failure to acquire/upgrade locks on tables involved.
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#
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# Failure to upgrade metadata lock on source table to X mode.
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# (note that con1 still holds SH lock on it).
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LOCK TABLE t1 WRITE;
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SET @@lock_wait_timeout= 1;
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RENAME TABLE t1 TO t3;
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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UNLOCK TABLES;
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#
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# Failure to acquire X metadata lock on target table name.
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LOCK TABLES t2 WRITE;
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SET @@lock_wait_timeout= 1;
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RENAME TABLE t2 TO t1;
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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UNLOCK TABLES;
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# Unblock and reap SHOW CREATE TABLE.
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SET DEBUG_SYNC='now SIGNAL go';
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connection con1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`i` int(11) DEFAULT NULL
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
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connection default;
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SET DEBUG_SYNC='RESET';
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DROP TABLES t1, t2;
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#
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# 5) RENAME TABLES under LOCK TABLES and views.
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#
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# 5.1) Requirements on locking is similar to tables.
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CREATE TABLE t1 (i INT);
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CREATE TABLE t2 (j INT);
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CREATE VIEW v1 AS SELECT * FROM t1;
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CREATE VIEW v2 AS SELECT * FROM t2;
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#
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# RENAME TABLE on view under LOCK TABLES acquires X metadata
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# lock on target name.
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connection con1;
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SET DEBUG_SYNC='open_tables_after_open_and_process_table SIGNAL opened WAIT_FOR go';
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SHOW CREATE VIEW v2;
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connection default;
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# Wait until SHOW CREATE VIEW acquires SH MDL on v2 and
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# starts waiting.
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SET DEBUG_SYNC='now WAIT_FOR opened';
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LOCK TABLES v1 WRITE;
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# RENAME TABLE fails due to lock timeout since it tries
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# to acquire X metadata lock on v2, on which SH metadata
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# lock is held in con1.
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SET @@lock_wait_timeout= 1;
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RENAME TABLE v1 TO v2;
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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SET @@lock_wait_timeout= @old_lock_wait_timeout;
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UNLOCK TABLES;
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# Unblock and reap SHOW CREATE VIEW.
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SET DEBUG_SYNC='now SIGNAL go';
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connection con1;
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View Create View character_set_client collation_connection
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v2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `t2`.`j` AS `j` from `t2` utf8mb4 utf8mb4_0900_ai_ci
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connection default;
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SET DEBUG_SYNC='RESET';
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DROP VIEW v1;
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DROP VIEW v2;
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DROP TABLES t1, t2;
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# Clean-up.
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connection con1;
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disconnect con1;
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connection default;
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