301 lines
10 KiB
Plaintext
301 lines
10 KiB
Plaintext
drop table if exists t1, t2, t3;
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create table t1 (i int);
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reset master;
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set debug_sync='alter_table_before_main_binlog SIGNAL parked WAIT_FOR go';
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alter table t1 change i c char(10) default 'Test1';;
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set debug_sync='now WAIT_FOR parked';
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insert into t1 values ();;
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set debug_sync='now SIGNAL go';
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select * from t1;
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c
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Test1
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set debug_sync='alter_table_before_main_binlog SIGNAL parked WAIT_FOR go';
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alter table t1 change c vc varchar(100) default 'Test2';;
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set debug_sync='now WAIT_FOR parked';
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rename table t1 to t2;;
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set debug_sync='now SIGNAL go';
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drop table t2;
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create table t1 (i int);
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set debug_sync='alter_table_before_main_binlog SIGNAL parked WAIT_FOR go';
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alter table t1 change i c char(10) default 'Test3', rename to t2;;
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set debug_sync='now WAIT_FOR parked';
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insert into t2 values();;
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set debug_sync='now SIGNAL go';
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select * from t2;
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c
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Test3
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alter table t2 change c vc varchar(100) default 'Test2', rename to t1;;
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rename table t1 to t3;
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drop table t3;
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set debug_sync='alter_table_before_main_binlog SIGNAL parked WAIT_FOR go';
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set debug_sync='RESET';
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include/show_binlog_events.inc
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Log_name Pos Event_type Server_id End_log_pos Info
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binlog.000001 # Query # # use `test`; alter table t1 change i c char(10) default 'Test1'
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binlog.000001 # Query # # BEGIN
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binlog.000001 # Query # # use `test`; insert into t1 values ()
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binlog.000001 # Xid # # COMMIT /* XID */
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binlog.000001 # Query # # use `test`; alter table t1 change c vc varchar(100) default 'Test2'
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binlog.000001 # Query # # use `test`; rename table t1 to t2
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binlog.000001 # Query # # use `test`; DROP TABLE `t2` /* generated by server */
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binlog.000001 # Query # # use `test`; create table t1 (i int)
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binlog.000001 # Query # # use `test`; alter table t1 change i c char(10) default 'Test3', rename to t2
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binlog.000001 # Query # # BEGIN
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binlog.000001 # Query # # use `test`; insert into t2 values()
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binlog.000001 # Xid # # COMMIT /* XID */
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binlog.000001 # Query # # use `test`; alter table t2 change c vc varchar(100) default 'Test2', rename to t1
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binlog.000001 # Query # # use `test`; rename table t1 to t3
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binlog.000001 # Query # # use `test`; DROP TABLE `t3` /* generated by server */
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End of 5.1 tests
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#
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# Additional coverage for WL#7743 "New data dictionary: changes
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# to DDL-related parts of SE API".
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#
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# Killed ALTER TABLE on temporary table sometimes led to assertion
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# failure on connection close.
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connect con1, localhost, root,,;
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create temporary table t1 (i int) engine=innodb;
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set debug= "+d,mysql_lock_tables_kill_query";
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alter table t1 add index (i);
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ERROR 70100: Query execution was interrupted
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set debug= "-d,mysql_lock_tables_kill_query";
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# The below disconnect should drop temporary table automagically.
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disconnect con1;
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connection default;
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#
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# Test coverage for new (since 8.0) behavior of ALTER TABLE RENAME
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# under LOCK TABLES.
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#
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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) Simple ALTER TABLE RENAME.
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#
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# 1.1) Successfull ALTER TABLE RENAME.
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#
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CREATE TABLE t1 (i INT);
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LOCK TABLES t1 WRITE;
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ALTER TABLE t1 RENAME TO t2;
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# Table is available under new name under LOCK TABLES.
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SELECT * FROM t2;
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i
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connection con1;
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# Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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SELECT * FROM t2;
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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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# But not for old table name.
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SELECT * FROM t1;
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ERROR 42S02: Table 'test.t1' doesn't exist
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connection default;
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UNLOCK TABLES;
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#
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# 1.2) ALTER TABLE RENAME in case when several tables are locked.
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#
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CREATE TABLE t1 (i INT);
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LOCK TABLES t1 READ, t2 WRITE;
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ALTER TABLE t2 RENAME TO t3;
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# Table t1 should be still locked, and t2 should be available as t3
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# with correct lock type.
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SELECT * FROM t1;
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i
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INSERT INTO t3 values (1);
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UNLOCK TABLES;
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#
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# 1.3) ALTER TABLE RENAME in case when same table locked more than once.
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#
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LOCK TABLES t1 READ, t3 WRITE, t3 AS a WRITE, t3 AS b READ;
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ALTER TABLE t3 RENAME TO t4;
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# Check that tables are locked under correct aliases and with modes.
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SELECT * FROM t4 AS a, t4 AS b;
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i i
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1 1
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INSERT INTO t4 VALUES (2);
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DELETE a FROM t4 AS a, t4 AS b;
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DELETE b FROM t4 AS a, t4 AS b;
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ERROR HY000: Table 'b' was locked with a READ lock and can't be updated
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UNLOCK TABLES;
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DROP TABLES t1, t4;
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# 1.4) ALTER TABLE RENAME to different schema.
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#
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CREATE TABLE t1 (i INT);
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CREATE DATABASE mysqltest;
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LOCK TABLES t1 WRITE;
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ALTER TABLE t1 RENAME TO mysqltest.t1;
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# Table is available in new schema under LOCK TABLES.
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SELECT * FROM mysqltest.t1;
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i
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connection con1;
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# Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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SELECT * FROM mysqltest.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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# But not to old schema and table name.
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SELECT * FROM t1;
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ERROR 42S02: Table 'test.t1' doesn't exist
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# Also IX lock on new schema should be kept.
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SET @@lock_wait_timeout= 1;
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ALTER DATABASE mysqltest CHARACTER SET latin1;
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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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connection default;
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UNLOCK TABLES;
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DROP DATABASE mysqltest;
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#
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# 2) ALTER TABLE INPLACE with RENAME clause.
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#
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# 2.1) Successful ALTER TABLE INPLACE with RENAME clause.
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#
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CREATE TABLE t1 (i INT);
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LOCK TABLES t1 WRITE;
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ALTER TABLE t1 ADD COLUMN j INT, RENAME TO t2, ALGORITHM=INPLACE;
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# Table is available under new name under LOCK TABLES.
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SELECT * FROM t2;
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i j
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connection con1;
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# Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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SELECT * FROM t2;
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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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# But not for old table name.
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SELECT * FROM t1;
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ERROR 42S02: Table 'test.t1' doesn't exist
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connection default;
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UNLOCK TABLES;
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#
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# 2.2) ALTER TABLE INPLACE with RENAME clause in case when several
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# tables are locked.
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#
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CREATE TABLE t1 (i INT);
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LOCK TABLES t1 READ, t2 WRITE;
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ALTER TABLE t2 ADD COLUMN k INT, RENAME TO t3, ALGORITHM=INPLACE;
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# Table t1 should be still locked, and t2 should be available as t3
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# with correct lock type.
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SELECT * FROM t1;
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i
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INSERT INTO t3 values (1, 2, 3);
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UNLOCK TABLES;
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#
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# 2.3) ALTER TABLE INPLACE with RENAME clause in case when same table
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# locked more than once.
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#
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LOCK TABLES t1 READ, t3 WRITE, t3 AS a WRITE, t3 AS b READ;
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ALTER TABLE t3 ADD COLUMN l INT, RENAME TO t4, ALGORITHM=INPLACE;
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# Check that tables are locked under correct aliases and with modes.
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SELECT * FROM t4 AS a, t4 AS b;
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i j k l i j k l
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1 2 3 NULL 1 2 3 NULL
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INSERT INTO t4 VALUES (2, 3, 4, 5);
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DELETE a FROM t4 AS a, t4 AS b;
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DELETE b FROM t4 AS a, t4 AS b;
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ERROR HY000: Table 'b' was locked with a READ lock and can't be updated
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UNLOCK TABLES;
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DROP TABLES t1, t4;
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# 2.4) ALTER TABLE INPLACE with RENAME clause to different schema.
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#
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CREATE TABLE t1 (i INT);
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CREATE DATABASE mysqltest;
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LOCK TABLES t1 WRITE;
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ALTER TABLE t1 ADD COLUMN k INT, RENAME TO mysqltest.t1, ALGORITHM=INPLACE;
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# Table is available in new schema under LOCK TABLES.
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SELECT * FROM mysqltest.t1;
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i k
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connection con1;
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# Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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SELECT * FROM mysqltest.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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# But not to old schema and table name.
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SELECT * FROM t1;
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ERROR 42S02: Table 'test.t1' doesn't exist
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# Also IX lock on new schema should be kept.
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SET @@lock_wait_timeout= 1;
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ALTER DATABASE mysqltest CHARACTER SET latin1;
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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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connection default;
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UNLOCK TABLES;
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DROP DATABASE mysqltest;
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#
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# 3) ALTER TABLE COPY with RENAME clause.
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#
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# 3.1) Successful ALTER TABLE COPY with RENAME clause.
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#
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CREATE TABLE t1 (i INT);
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LOCK TABLES t1 WRITE;
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ALTER TABLE t1 ADD COLUMN j INT, RENAME TO t2, ALGORITHM=COPY;
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# Table is available under new name under LOCK TABLES.
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SELECT * FROM t2;
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i j
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connection con1;
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# Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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SELECT * FROM t2;
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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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# But not for old table name.
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SELECT * FROM t1;
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ERROR 42S02: Table 'test.t1' doesn't exist
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connection default;
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UNLOCK TABLES;
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#
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# 3.2) ALTER TABLE COPY with RENAME clause in case when several
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# tables are locked.
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#
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CREATE TABLE t1 (i INT);
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LOCK TABLES t1 READ, t2 WRITE;
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ALTER TABLE t2 ADD COLUMN k INT, RENAME TO t3, ALGORITHM=COPY;
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# Table t1 should be still locked, and t2 should be available as t3
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# with correct lock type.
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SELECT * FROM t1;
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i
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INSERT INTO t3 values (1, 2, 3);
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UNLOCK TABLES;
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#
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# 3.3) ALTER TABLE COPY with RENAME clause in case when same table
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# locked more than once.
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#
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LOCK TABLES t1 READ, t3 WRITE, t3 AS a WRITE, t3 AS b READ;
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ALTER TABLE t3 ADD COLUMN l INT, RENAME TO t4, ALGORITHM=COPY;
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# Check that tables are locked under correct aliases and with modes.
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SELECT * FROM t4 AS a, t4 AS b;
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i j k l i j k l
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1 2 3 NULL 1 2 3 NULL
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INSERT INTO t4 VALUES (2, 3, 4, 5);
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DELETE a FROM t4 AS a, t4 AS b;
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DELETE b FROM t4 AS a, t4 AS b;
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ERROR HY000: Table 'b' was locked with a READ lock and can't be updated
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UNLOCK TABLES;
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DROP TABLES t1, t4;
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# 3.4) ALTER TABLE COPY with RENAME clause to different schema.
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#
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CREATE TABLE t1 (i INT);
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CREATE DATABASE mysqltest;
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LOCK TABLES t1 WRITE;
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ALTER TABLE t1 ADD COLUMN k INT, RENAME TO mysqltest.t1, ALGORITHM=COPY;
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# Table is available in new schema under LOCK TABLES.
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SELECT * FROM mysqltest.t1;
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i k
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connection con1;
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# Access by new name from other connections should be blocked.
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SET @@lock_wait_timeout= 1;
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SELECT * FROM mysqltest.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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# But not to old schema and table name.
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SELECT * FROM t1;
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ERROR 42S02: Table 'test.t1' doesn't exist
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# Also IX lock on new schema should be kept.
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SET @@lock_wait_timeout= 1;
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ALTER DATABASE mysqltest CHARACTER SET latin1;
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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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connection default;
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UNLOCK TABLES;
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DROP DATABASE mysqltest;
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