| Server IP : 88.99.149.37 / Your IP : 216.73.216.141 Web Server : nginx/1.31.2 System : Linux server-88-99-149-37 6.12.0-124.56.5.el10_1.x86_64 #1 SMP PREEMPT_DYNAMIC Fri May 15 06:12:08 EDT 2026 x86_64 User : muralimurth ( 1015) PHP Version : 8.4.23 Disable Function : exec,system,passthru,shell_exec,proc_close,proc_open,dl,popen,show_source,posix_kill,posix_mkfifo,posix_getpwuid,posix_setpgid,posix_setsid,posix_setuid,posix_setgid,posix_seteuid,posix_setegid,posix_uname MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/local/mysql/mysql-test/main/ |
Upload File : |
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;