include/master-slave.inc [connection master] include/rpl_reset.inc CREATE TABLE t1 (c1 BIT, c2 INT) Engine=MyISAM; INSERT INTO `t1` VALUES ( 1, 1 ); UPDATE t1 SET c1=NULL where c2=1; include/diff_tables.inc [master:t1, slave:t1] DELETE FROM t1 WHERE c2=1 LIMIT 1; include/diff_tables.inc [master:t1, slave:t1] DROP TABLE t1; include/rpl_reset.inc CREATE TABLE t1 (c1 CHAR) Engine=MyISAM; INSERT INTO t1 ( c1 ) VALUES ( 'w' ) ; SELECT * FROM t1; c1 w UPDATE t1 SET c1=NULL WHERE c1='w'; include/diff_tables.inc [master:t1, slave:t1] DELETE FROM t1 LIMIT 2; include/diff_tables.inc [master:t1, slave:t1] DROP TABLE t1; include/rpl_end.inc