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CALL mtr.add_suppression("Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT.");
CREATE TABLE `t1` (
`a` int(11) NOT NULL auto_increment,
`b` int(11) default NULL,
PRIMARY KEY (`a`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 ;
CREATE TABLE `t2` (
`a` int(11) NOT NULL auto_increment,
`b` int(11) default NULL,
PRIMARY KEY (`a`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 ;
set @sav_binlog_format= @@session.binlog_format;
set @@session.binlog_format= mixed;
insert into t1 values (1,1),(2,2);
insert into t2 values (1,1),(4,4);
reset master;
UPDATE t2,t1 SET t2.a=t1.a+2;
ERROR 23000: Duplicate entry '3' for key 'PRIMARY'
select * from t2 /* must be (3,1), (4,4) */;
a b
3 1
4 4
include/show_binlog_events.inc
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 # Gtid # # BEGIN GTID #-#-#
master-bin.000001 # Annotate_rows # # UPDATE t2,t1 SET t2.a=t1.a+2
master-bin.000001 # Table_map # # table_id: # (test.t2)
master-bin.000001 # Update_rows_v1 # # table_id: # flags: STMT_END_F
master-bin.000001 # Query # # COMMIT
delete from t1;
delete from t2;
insert into t1 values (1,2),(3,4),(4,4);
insert into t2 values (1,2),(3,4),(4,4);
reset master;
UPDATE t2,t1 SET t2.a=t2.b where t2.a=t1.a;
ERROR 23000: Duplicate entry '4' for key 'PRIMARY'
include/show_binlog_events.inc
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 # Gtid # # BEGIN GTID #-#-#
master-bin.000001 # Annotate_rows # # UPDATE t2,t1 SET t2.a=t2.b where t2.a=t1.a
master-bin.000001 # Table_map # # table_id: # (test.t2)
master-bin.000001 # Update_rows_v1 # # table_id: # flags: STMT_END_F
master-bin.000001 # Query # # COMMIT
drop table t1, t2;
set @@session.binlog_format= @sav_binlog_format;
CREATE TABLE t1 (a int, PRIMARY KEY (a));
CREATE TABLE t2 (a int, PRIMARY KEY (a));
CREATE TABLE t3 (a int, PRIMARY KEY (a)) ENGINE=MyISAM;
create trigger trg_del_t3 before delete on t3 for each row insert into t1 values (1);
insert into t2 values (1),(2);
insert into t3 values (1),(2);
reset master;
delete t3.* from t2,t3 where t2.a=t3.a;
ERROR 23000: Duplicate entry '1' for key 'PRIMARY'
select count(*) from t1 /* must be 1 */;
count(*)
1
select count(*) from t3 /* must be 1 */;
count(*)
1
drop table t1, t2, t3;
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