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CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1));
INSERT INTO t1 VALUES (1, 'a');
INSERT INTO t1 VALUES (2, 'a');
SET AUTOCOMMIT=ON;
START TRANSACTION;
UPDATE t1 SET f2 = 'b' WHERE f1 = 1;
SELECT * FROM t1 WHERE f1 = 2 FOR UPDATE;
f1 f2
2 a
SET GLOBAL wsrep_provider_options = 'dbug=d,commit_monitor_enter_sync';
COMMIT;;
SET SESSION wsrep_sync_wait = 0;
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
UPDATE t1 SET f2 = 'c' WHERE f1 = 2;
SET GLOBAL wsrep_provider_options = 'dbug=';
SET GLOBAL wsrep_provider_options = 'signal=commit_monitor_enter_sync';
SELECT COUNT(*) = 1 FROM t1 WHERE f2 = 'b';
COUNT(*) = 1
1
SELECT COUNT(*) = 1 FROM t1 WHERE f2 = 'c';
COUNT(*) = 1
1
wsrep_local_replays
1
SELECT COUNT(*) = 1 FROM t1 WHERE f2 = 'b';
COUNT(*) = 1
1
SELECT COUNT(*) = 1 FROM t1 WHERE f2 = 'c';
COUNT(*) = 1
1
DROP TABLE t1;
CREATE TABLE t1 (i int primary key, j int) ENGINE=INNODB;
INSERT INTO t1 VALUES (1, 0), (3, 0);
SELECT * FROM t1;
i j
1 0
3 0
PREPARE stmt1 FROM "UPDATE t1 SET j = 1 where i > 0";
SET GLOBAL wsrep_provider_options = 'dbug=d,commit_monitor_enter_sync';
EXECUTE stmt1;;
SET SESSION wsrep_sync_wait = 0;
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
INSERT INTO t1 VALUES(2,2);
SET GLOBAL wsrep_provider_options = 'dbug=';
SET GLOBAL wsrep_provider_options = 'signal=commit_monitor_enter_sync';
SELECT * FROM t1;
i j
1 1
2 2
3 1
SELECT * FROM t1;
i j
1 1
2 2
3 1
DEALLOCATE PREPARE stmt1;
DROP TABLE t1;
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