--source include/have_ndb.inc --source include/have_multi_ndb.inc --source include/have_binlog_format_row.inc --source include/master-slave.inc # note: server2 is another "master" connected to the master cluster # # Currently test only works with ndb since it retrieves "old" # binlog positions with mysql.ndb_binlog_index and ndb_apply_status; # # create a table with one row, and make sure the other "master" gets it CREATE TABLE t1 (c1 CHAR(15), c2 CHAR(15), c3 INT, PRIMARY KEY (c3)) ENGINE = NDB ; connection server2; reset master; SHOW TABLES; connection master; INSERT INTO t1 VALUES ("row1","will go away",1); SELECT * FROM t1 ORDER BY c3; connection server2; SELECT * FROM t1 ORDER BY c3; # sync slave and retrieve epoch and stop the slave connection master; sync_slave_with_master; --replace_column 1 SELECT @the_epoch:=MAX(epoch) FROM mysql.ndb_apply_status; let $the_epoch= `select @the_epoch` ; SELECT * FROM t1 ORDER BY c3; stop slave; # get the master binlog pos from the epoch, from the _other_ "master", server2 connection server2; --replace_result $the_epoch eval SELECT @the_pos:=Position,@the_file:=SUBSTRING_INDEX(FILE, '/', -1) FROM mysql.ndb_binlog_index WHERE epoch = $the_epoch ; let $the_pos= `SELECT @the_pos` ; let $the_file= `SELECT @the_file` ; # now connect the slave to the _other_ "master" connection slave; --replace_result $MASTER_MYPORT1 eval CHANGE MASTER TO master_port=$MASTER_MYPORT1, master_log_file = '$the_file', master_log_pos = $the_pos ; start slave; # insert some more values on the first master connection master; INSERT INTO t1 VALUES ("row2","will go away",2),("row3","will change",3),("row4","D",4); DELETE FROM t1 WHERE c3 = 1; UPDATE t1 SET c2="should go away" WHERE c3 = 2; UPDATE t1 SET c2="C" WHERE c3 = 3; DELETE FROM t1 WHERE c3 = 2; SELECT * FROM t1 ORDER BY c3; save_master_pos; # insert another row, and check that we have it on the slave connection server2; INSERT INTO t1 VALUES ("row5","E",5); SELECT * FROM t1 ORDER BY c3; #sync_slave_with_master; connection slave; --sleep 2 SELECT * FROM t1 ORDER BY c3; STOP SLAVE;