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90 lines
3.5 KiB
Text
90 lines
3.5 KiB
Text
#
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# MDEV-12882 - Assertion `mdl_ticket->m_type == MDL_SHARED_UPGRADABLE ||
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# mdl_ticket->m_type == MDL_SHARED_NO_WRITE ||
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# mdl_ticket->m_type == MDL_SHARED_NO_READ_WRITE ||
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# mdl_ticket->m_type == MDL_SHARED_READ'
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# failed in MDL_context::upgrade_shared_lock
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#
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CREATE TABLE t1(a INT) ENGINE=InnoDB;
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CREATE TABLE t3(a INT) ENGINE=myisam;
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LOCK TABLES t1 WRITE CONCURRENT, t1 AS t2 READ;
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SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info;
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LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
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MDL_BACKUP_TRANS_DML Backup lock
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MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
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UNLOCK TABLES;
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LOCK TABLES t1 AS t2 READ, t1 WRITE CONCURRENT;
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SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info;
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LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
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MDL_BACKUP_TRANS_DML Backup lock
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MDL_SHARED_WRITE Table metadata lock test t1
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MDL_SHARED_READ_ONLY Table metadata lock test t1
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UNLOCK TABLES;
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LOCK TABLES t1 WRITE CONCURRENT, t3 WRITE;
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SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info;
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LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
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MDL_BACKUP_DDL Backup lock
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MDL_BACKUP_DML Backup lock
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MDL_SHARED_WRITE Table metadata lock test t1
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MDL_SHARED_NO_READ_WRITE Table metadata lock test t3
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MDL_INTENTION_EXCLUSIVE Schema metadata lock test
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UNLOCK TABLES;
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LOCK TABLES t3 WRITE, t1 WRITE CONCURRENT;
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SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info;
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LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
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MDL_BACKUP_DDL Backup lock
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MDL_BACKUP_DML Backup lock
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MDL_SHARED_WRITE Table metadata lock test t1
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MDL_SHARED_NO_READ_WRITE Table metadata lock test t3
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MDL_INTENTION_EXCLUSIVE Schema metadata lock test
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UNLOCK TABLES;
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LOCK TABLES t1 WRITE, mysql.user WRITE;
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SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info;
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LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
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MDL_BACKUP_DDL Backup lock
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MDL_SHARED_NO_READ_WRITE Table metadata lock mysql user
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MDL_SHARED_NO_READ_WRITE Table metadata lock test t1
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MDL_INTENTION_EXCLUSIVE Schema metadata lock mysql
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MDL_SHARED_NO_READ_WRITE Table metadata lock mysql global_priv
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MDL_INTENTION_EXCLUSIVE Schema metadata lock test
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UNLOCK TABLES;
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LOCK TABLES mysql.general_log WRITE;
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ERROR HY000: You can't use locks with log tables
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LOCK TABLES t1 WRITE,information_schema.tables READ;
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UNLOCK TABLES;
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DROP TABLE t1,t3;
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#
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# Check MDL locks taken for different kind of tables by open
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#
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CREATE TABLE t1(a INT) ENGINE=InnoDB;
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CREATE TABLE t3(a INT) ENGINE=myisam;
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connect locker,localhost,root,,;
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connection default;
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FLUSH TABLES WITH READ LOCK;
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connection locker;
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insert into t1 values (1);
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connection default;
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connection default;
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SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info;
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LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
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MDL_BACKUP_FTWRL2 Backup lock
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MDL_SHARED_WRITE Table metadata lock test t1
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unlock tables;
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connection locker;
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unlock tables;
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connection default;
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FLUSH TABLES WITH READ LOCK;
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connection locker;
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insert into t3 values (2);
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connection default;
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connection default;
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SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info;
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LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
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MDL_BACKUP_FTWRL2 Backup lock
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MDL_SHARED_WRITE Table metadata lock test t3
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unlock tables;
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connection locker;
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unlock tables;
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connection default;
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disconnect locker;
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DROP TABLE t1,t3;
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