240 lines
8.5 KiB
Plaintext
240 lines
8.5 KiB
Plaintext
#
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# 1.5) ALTER TABLE RENAME which fails at the late stage for SEs
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# supporting and not supporting atomic DDL.
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#
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CREATE TABLE t1 (i INT) ENGINE=InnoDB;
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CREATE TABLE t2 (i INT) ENGINE=MyISAM;
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LOCK TABLES t1 WRITE, t2 WRITE;
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SET @@debug='+d,injecting_fault_writing';
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ALTER TABLE t1 RENAME TO t3;
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ERROR HY000: Error writing file 'binlog' ((errno: #)
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SET @@debug='-d,injecting_fault_writing';
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# For SE supporting atomic DDL table still should be available under
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# old name.
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SELECT * FROM t1;
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i
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SET @old_lock_wait_timeout= @@lock_wait_timeout;
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# New name should not be locked.
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SELECT * FROM t3;
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ERROR 42S02: Table 'test.t3' doesn't exist
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SET @@debug='+d,injecting_fault_writing';
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ALTER TABLE t2 RENAME TO t4;
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ERROR HY000: Error writing file 'binlog' ((errno: #)
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SET @@debug='-d,injecting_fault_writing';
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# For SE not supporting atomic DDL table will be
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# removed from list of locked tables. And new
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# name should not be added.
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SELECT * FROM t2;
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ERROR HY000: Table 't2' was not locked with LOCK TABLES
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SELECT * FROM t4;
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ERROR HY000: Table 't4' was not locked with LOCK TABLES
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# But metadata lock on old name can be still kept.
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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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# New name should not be locked.
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SELECT * FROM t4;
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i
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UNLOCK TABLES;
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DROP TABLES t1, t4;
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#
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# 2.5) ALTER TABLE INPLACE with RENAME clause fails at the late stage
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# for SEs supporting and not supporting atomic DDL.
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#
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CREATE TABLE t1 (i INT) ENGINE=InnoDB;
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CREATE TABLE t2 (i INT) ENGINE=MyISAM;
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LOCK TABLES t1 WRITE, t2 WRITE;
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SET @@debug='+d,injecting_fault_writing';
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ALTER TABLE t1 ADD COLUMN j INT, RENAME TO t3, ALGORITHM=INPLACE;
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ERROR HY000: Error writing file 'binlog' ((errno: #)
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SET @@debug='-d,injecting_fault_writing';
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# For SE supporting atomic DDL table still should be available under
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# old name.
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SELECT * FROM t1;
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i
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# New name should not be locked.
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SELECT * FROM t3;
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ERROR 42S02: Table 'test.t3' doesn't exist
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SET @@debug='+d,injecting_fault_writing';
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ALTER TABLE t2 RENAME COLUMN i TO j, RENAME TO t4, ALGORITHM=INPLACE;
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ERROR HY000: Error writing file 'binlog' ((errno: #)
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SET @@debug='-d,injecting_fault_writing';
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# For SE not supporting atomic DDL table will be
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# removed from list of locked tables. And new
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# name should not be added.
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SELECT * FROM t2;
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ERROR HY000: Table 't2' was not locked with LOCK TABLES
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SELECT * FROM t4;
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ERROR HY000: Table 't4' was not locked with LOCK TABLES
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# But metadata lock on old name can be still kept.
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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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# New name should not be locked.
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SELECT * FROM t4;
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j
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UNLOCK TABLES;
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DROP TABLES t1, t4;
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#
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# 3.5) ALTER TABLE COPY with RENAME clause fails at the late stage
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# for SEs supporting and not supporting atomic DDL.
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#
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CREATE TABLE t1 (i INT) ENGINE=InnoDB;
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CREATE TABLE t2 (i INT) ENGINE=MyISAM;
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CREATE DATABASE mysqltest;
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LOCK TABLES t1 WRITE, t2 WRITE;
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SET @@debug='+d,injecting_fault_writing';
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ALTER TABLE t1 ADD COLUMN j INT, RENAME TO t3, ALGORITHM=COPY;
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ERROR HY000: Error writing file 'binlog' ((errno: #)
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SET @@debug='-d,injecting_fault_writing';
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# For SE supporting atomic DDL table still should be available under
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# old name.
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SELECT * FROM t1;
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i
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# New name should not be locked.
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SELECT * FROM t3;
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ERROR 42S02: Table 'test.t3' doesn't exist
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DROP TABLE t1;
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SET @@debug='+d,injecting_fault_writing';
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ALTER TABLE t2 RENAME COLUMN i TO j, RENAME TO t4, ALGORITHM=COPY;
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ERROR HY000: Error writing file 'binlog' ((errno: #)
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SET @@debug='-d,injecting_fault_writing';
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# For SE not supporting atomic DDL table will be
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# removed from list of locked tables. And new
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# name should not be added.
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SELECT * FROM t2;
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ERROR HY000: Table 't2' was not locked with LOCK TABLES
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SELECT * FROM t4;
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ERROR HY000: Table 't4' was not locked with LOCK TABLES
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# Metadata locks on both old and new names are still kept.
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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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SELECT * FROM t4;
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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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# Now test SE not supporting atomic DDL and different schema
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# to improve code coverage.
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LOCK TABLE t4 WRITE;
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SET @@debug='+d,injecting_fault_writing';
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ALTER TABLE t4 RENAME COLUMN j TO i, RENAME TO mysqltest.t4, ALGORITHM=COPY;
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ERROR HY000: Error writing file 'binlog' ((errno: #)
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SET @@debug='-d,injecting_fault_writing';
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# For SE not supporting atomic DDL table will be
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# removed from list of locked tables. And new
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# name should not be added.
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SELECT * FROM t4;
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ERROR HY000: Table 't4' was not locked with LOCK TABLES
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SELECT * FROM mysqltest.t4;
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ERROR HY000: Table 't4' was not locked with LOCK TABLES
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# Metadata locks on both old and new names are still kept.
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SET @@lock_wait_timeout= 1;
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SELECT * FROM t4;
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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SELECT * FROM mysqltest.t4;
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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# Also IX lock on new schema should be kept.
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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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UNLOCK TABLES;
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DROP DATABASE mysqltest;
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#
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# 3.6) Special case ALTER TABLE COPY with RENAME clause which
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# non-atomic, adds foreign keys and fails at the late stage.
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#
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CREATE TABLE t1 (pk INT PRIMARY KEY) ENGINE=InnoDB;
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CREATE TABLE t2 (fk INT) ENGINE=MyISAM;
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LOCK TABLES t2 WRITE, t1 WRITE;
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SET @@debug='+d,injecting_fault_writing';
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ALTER TABLE t2 ADD FOREIGN KEY (fk) REFERENCES t1(pk), ENGINE=InnoDB, RENAME TO t3, ALGORITHM=COPY;
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ERROR HY000: Error writing file 'binlog' ((errno: #)
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SET @@debug='-d,injecting_fault_writing';
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# Table should be removed from locked tables list and new
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# table name should not be added.
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SELECT * FROM t2;
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ERROR HY000: Table 't2' was not locked with LOCK TABLES
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SELECT * FROM t3;
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ERROR HY000: Table 't3' was not locked with LOCK TABLES
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# However, metadata locks on both old and new names are still kept.
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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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SELECT * FROM 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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# And delete from parent table is possible and doesn't cause asserts.
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DELETE FROM t1;
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UNLOCK TABLES;
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DROP TABLES t3, t1;
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#
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# Bug#24786075 FIND A WAY TO LIST #SQL... TABLE LEFT IN
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# DATA DICTIONARY IN CASE ALTER FAILS.
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# Test that we can see hidden temporary tables using ALTER TABLE.
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# Test that we can delete the hidden temporary tables that were
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# left by ALTER TABLE table failures in rare situations.
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#
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CREATE TABLE t1(a INT) ENGINE=MyISAM;
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SET debug="+d,exit_after_alter_table_before_rename";
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ALTER TABLE t1 modify column a varchar(30);
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ERROR HY000: Unknown error
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SET debug="-d,exit_after_alter_table_before_rename";
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# Verify that #sql... tables are not seen by I_S and SHOW
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SELECT COUNT(TABLE_NAME) FROM INFORMATION_SCHEMA.TABLES
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WHERE TABLE_SCHEMA='test' AND TABLE_NAME like '#sql%';
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COUNT(TABLE_NAME)
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0
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SHOW TABLES FROM test;
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Tables_in_test
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t1
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# The SHOW EXTENDED [FULL] syntax should show the hidden table.
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SHOW EXTENDED TABLES FROM test;
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Tables_in_test
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#sql-xxxxx
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t1
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SHOW EXTENDED FULL TABLES FROM test;
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Tables_in_test Table_type
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#sql-xxxxx BASE TABLE
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t1 BASE TABLE
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# Dropping the temporary table.
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DROP TABLE `#sql-xxxxx;
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# Verify that the temporary table is dropped.
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SHOW EXTENDED TABLES FROM test;
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Tables_in_test
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t1
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SHOW EXTENDED FULL TABLES FROM test;
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Tables_in_test Table_type
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t1 BASE TABLE
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# clean-up
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DROP TABLE t1;
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drop table if exists t1, t2;
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set debug_sync='RESET';
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create table t1 (n1 int, n2 int, n3 int,
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key (n1, n2, n3),
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key (n2, n3, n1),
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key (n3, n1, n2));
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create table t2 (i int) engine=innodb;
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alter table t1 disable keys;
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insert into t1 values (1, 2, 3);
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reset master;
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set debug_sync='alter_table_enable_indexes SIGNAL parked WAIT_FOR go';
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alter table t1 enable keys;;
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set debug_sync='now WAIT_FOR parked';
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insert into t2 values (1);
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insert into t1 values (1, 1, 1);;
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set debug_sync='now SIGNAL go';
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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 # # BEGIN
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binlog.000001 # Query # # use `test`; insert into t2 values (1)
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binlog.000001 # Xid # # COMMIT /* XID */
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binlog.000001 # Query # # use `test`; alter table t1 enable keys
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binlog.000001 # Query # # BEGIN
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binlog.000001 # Query # # use `test`; insert into t1 values (1, 1, 1)
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binlog.000001 # Query # # COMMIT
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drop tables t1, t2;
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set debug_sync='RESET';
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