CREATE DATABASE test2; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. ALTER DATABASE test2 CHARACTER SET latin2; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. DROP DATABASE test2; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. CREATE TABLE t1(a int not null primary key) ENGINE ndb; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. RENAME TABLE t1 TO t2; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. CREATE TABLE t3 LIKE t2; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. ALTER TABLE t3 ADD COLUMN b int default NULL; Warnings: Warning 1478 Converted FIXED field 'b' to DYNAMIC to enable online ADD COLUMN @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. INSERT INTO t2 VALUES(1); TRUNCATE TABLE t2; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. CREATE TABLE t4 ENGINE=NDB AS SELECT * FROM t2; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. DROP TABLE t2; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. DROP TABLE t3, t4; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. CREATE TABLE t10(a int primary key) ENGINE ndb; LOCK TABLES t10 READ; CREATE DATABASE test2; ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction ALTER DATABASE test2 CHARACTER SET latin2; ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction DROP DATABASE test2; ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction UNLOCK TABLES; LOCK TABLES t10 WRITE; CREATE DATABASE test2; ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction ALTER DATABASE test2 CHARACTER SET latin2; ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction DROP DATABASE test2; ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction UNLOCK TABLES; LOCK TABLES t10 READ; CREATE TABLE t1(a int not null primary key); ERROR HY000: Table 't1' was not locked with LOCK TABLES RENAME TABLE t10 TO t2; ERROR HY000: Table 't10' was locked with a READ lock and can't be updated CREATE TABLE t3 LIKE t10; ERROR HY000: Table 't3' was not locked with LOCK TABLES ALTER TABLE t10 ADD COLUMN b int default NULL; ERROR HY000: Table 't10' was locked with a READ lock and can't be updated TRUNCATE TABLE t10; ERROR HY000: Table 't10' was locked with a READ lock and can't be updated CREATE TABLE t4 AS SELECT * FROM t10; ERROR HY000: Table 't4' was not locked with LOCK TABLES DROP TABLE t10; ERROR HY000: Table 't10' was locked with a READ lock and can't be updated UNLOCK TABLES; LOCK TABLES t10 WRITE; CREATE TABLE t1(a int not null primary key); ERROR HY000: Table 't1' was not locked with LOCK TABLES CREATE TABLE t3 LIKE t10; ERROR HY000: Table 't3' was not locked with LOCK TABLES ALTER TABLE t10 ADD COLUMN b int default NULL; Warnings: Warning 1478 Converted FIXED field 'b' to DYNAMIC to enable online ADD COLUMN @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. TRUNCATE TABLE t10; @ndb_schema_locks_count:=VARIABLE_VALUE-@ndb_init_schema_locks_count 1 Warnings: Warning 1287 Setting user variables within expressions is deprecated and will be removed in a future release. Consider alternatives: 'SET variable=expression, ...', or 'SELECT expression(s) INTO variables(s)'. CREATE TABLE t4 AS SELECT * FROM t10; ERROR HY000: Table 't4' was not locked with LOCK TABLES RENAME TABLE t10 TO t110; DROP TABLE t110; UNLOCK TABLES;