include/master-slave.inc
[connection master]
call mtr.add_suppression("Deadlock found");
**** On Master ****
CREATE TABLE t1 (a INT PRIMARY KEY, b INT);
INSERT INTO t1 VALUES (1,1), (2,2), (3,3), (4,4);
**** On Slave ****
SHOW STATUS LIKE 'Slave_retried_transactions';
Variable_name	Value
Slave_retried_transactions	0
set @@global.slave_exec_mode= 'IDEMPOTENT';
UPDATE t1 SET a = 5, b = 47 WHERE a = 1;
SELECT * FROM t1;
a	b
5	47
2	2
3	3
4	4
**** On Master ****
UPDATE t1 SET a = 5, b = 5 WHERE a = 1;
SELECT * FROM t1;
a	b
5	5
2	2
3	3
4	4
**** On Slave ****
set @@global.slave_exec_mode= default;
SHOW STATUS LIKE 'Slave_retried_transactions';
Variable_name	Value
Slave_retried_transactions	0
SELECT * FROM t1;
a	b
5	47
2	2
3	3
4	4
include/check_slave_is_running.inc
call mtr.add_suppression("Slave SQL.*Could not execute Update_rows event on table test.t1");
**** On Master ****
DROP TABLE t1;
include/rpl_end.inc