stop slave; drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9; reset master; reset slave; drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9; start slave; CREATE TABLE t1 (a INT, b INT); CREATE TABLE t2 (a INT, b INT) ENGINE=Merge; CREATE TABLE t3 (a INT, b INT) CHARSET=utf8; CREATE TABLE t4 (a INT, b INT) ENGINE=Merge CHARSET=utf8; SHOW BINLOG EVENTS FROM 212; Log_name # Pos 212 Event_type Query Server_id # End_log_pos # Info use `test`; CREATE TABLE t1 (a INT, b INT) Log_name # Pos 305 Event_type Query Server_id # End_log_pos # Info use `test`; CREATE TABLE t2 (a INT, b INT) ENGINE=Merge Log_name # Pos 411 Event_type Query Server_id # End_log_pos # Info use `test`; CREATE TABLE t3 (a INT, b INT) CHARSET=utf8 Log_name # Pos 517 Event_type Query Server_id # End_log_pos # Info use `test`; CREATE TABLE t4 (a INT, b INT) ENGINE=Merge CHARSET=utf8 **** On Master **** SHOW CREATE TABLE t1; Table t1 Create Table CREATE TABLE `t1` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 SHOW CREATE TABLE t2; Table t2 Create Table CREATE TABLE `t2` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=() SHOW CREATE TABLE t3; Table t3 Create Table CREATE TABLE `t3` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=utf8 **** On Slave **** SHOW CREATE TABLE t1; Table t1 Create Table CREATE TABLE `t1` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MEMORY DEFAULT CHARSET=latin1 SHOW CREATE TABLE t2; Table t2 Create Table CREATE TABLE `t2` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=() SHOW CREATE TABLE t3; Table t3 Create Table CREATE TABLE `t3` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MEMORY DEFAULT CHARSET=utf8 CREATE TABLE t5 (b INT, c INT) SELECT * FROM t3; CREATE TEMPORARY TABLE tt3 (a INT, b INT); INSERT INTO tt3 VALUES (1,2), (2,4), (3,6), (4,2), (5,10), (6,12); CREATE TABLE t6 (b INT, c INT) SELECT * FROM tt3; **** On Master **** SHOW CREATE TABLE t5; Table t5 Create Table CREATE TABLE `t5` ( `c` int(11) DEFAULT NULL, `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 SELECT * FROM t5 ORDER BY a,b,c; c a b SHOW CREATE TABLE t6; Table t6 Create Table CREATE TABLE `t6` ( `c` int(11) DEFAULT NULL, `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 SELECT * FROM t6 ORDER BY a,b,c; c a b NULL 1 2 NULL 2 4 NULL 3 6 NULL 4 2 NULL 5 10 NULL 6 12 **** On Slave **** SHOW CREATE TABLE t5; Table t5 Create Table CREATE TABLE `t5` ( `c` int(11) DEFAULT NULL, `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MEMORY DEFAULT CHARSET=latin1 SELECT * FROM t5 ORDER BY a,b,c; c a b SHOW CREATE TABLE t6; Table t6 Create Table CREATE TABLE `t6` ( `c` int(11) DEFAULT NULL, `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MEMORY DEFAULT CHARSET=latin1 SELECT * FROM t6 ORDER BY a,b,c; c a b NULL 1 2 NULL 2 4 NULL 3 6 NULL 4 2 NULL 5 10 NULL 6 12 CREATE TABLE t7 (UNIQUE(b)) SELECT a,b FROM tt3; ERROR 23000: Duplicate entry '2' for key 'b' SHOW BINLOG EVENTS FROM 1256; Log_name Pos Event_type Server_id End_log_pos Info CREATE TABLE t7 (a INT, b INT UNIQUE); INSERT INTO t7 SELECT a,b FROM tt3; ERROR 23000: Duplicate entry '2' for key 'b' SELECT * FROM t7 ORDER BY a,b; a b 1 2 2 4 3 6 SHOW BINLOG EVENTS FROM 1118; Log_name Pos Event_type Server_id End_log_pos Info master-bin.000001 1118 Query 1 1218 use `test`; CREATE TABLE t7 (a INT, b INT UNIQUE) master-bin.000001 1218 Table_map 1 1258 table_id: # (test.t7) master-bin.000001 1258 Write_rows 1 1314 table_id: # flags: STMT_END_F SELECT * FROM t7 ORDER BY a,b; a b 1 2 2 4 3 6 CREATE TEMPORARY TABLE tt4 (a INT, b INT); INSERT INTO tt4 VALUES (4,8), (5,10), (6,12); BEGIN; INSERT INTO t7 SELECT a,b FROM tt4; ROLLBACK; Warnings: Warning 1196 Some non-transactional changed tables couldn't be rolled back SHOW BINLOG EVENTS FROM 1314; Log_name Pos Event_type Server_id End_log_pos Info master-bin.000001 1314 Table_map 1 1354 table_id: # (test.t7) master-bin.000001 1354 Write_rows 1 1410 table_id: # flags: STMT_END_F SELECT * FROM t7 ORDER BY a,b; a b 1 2 2 4 3 6 4 8 5 10 6 12 SELECT * FROM t7 ORDER BY a,b; a b 1 2 2 4 3 6 4 8 5 10 6 12 CREATE TABLE t8 LIKE t4; CREATE TABLE t9 LIKE tt4; CREATE TEMPORARY TABLE tt5 LIKE t4; CREATE TEMPORARY TABLE tt6 LIKE tt4; CREATE TEMPORARY TABLE tt7 SELECT 1; **** On Master **** SHOW CREATE TABLE t8; Table t8 Create Table CREATE TABLE `t8` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MRG_MyISAM DEFAULT CHARSET=utf8 UNION=() SHOW CREATE TABLE t9; Table t9 Create Table CREATE TABLE `t9` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 SHOW BINLOG EVENTS FROM 1410; Log_name Pos Event_type Server_id End_log_pos Info master-bin.000001 1410 Query 1 1496 use `test`; CREATE TABLE t8 LIKE t4 master-bin.000001 1496 Query 1 1635 use `test`; CREATE TABLE `t9` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) **** On Slave **** SHOW CREATE TABLE t8; Table t8 Create Table CREATE TABLE `t8` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MRG_MyISAM DEFAULT CHARSET=utf8 UNION=() SHOW CREATE TABLE t9; Table t9 Create Table CREATE TABLE `t9` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL ) ENGINE=MEMORY DEFAULT CHARSET=latin1