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*** MDEV-5921: In parallel replication, an error is not correctly signalled to the next transaction ***
include/master-slave.inc
[connection master]
connection server_2;
include/stop_slave.inc
SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
SET GLOBAL slave_parallel_threads=10;
CHANGE MASTER TO master_use_gtid=slave_pos;
CALL mtr.add_suppression("Commit failed due to failure of an earlier commit on which this one depends");
include/start_slave.inc
connection server_1;
ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
CREATE TABLE t3 (a INT PRIMARY KEY, b INT) ENGINE=InnoDB;
connection server_2;
connection server_1;
INSERT INTO t3 VALUES (110, 1);
connection server_2;
SELECT * FROM t3 WHERE a >= 110 ORDER BY a;
a b
110 1
SET sql_log_bin=0;
INSERT INTO t3 VALUES (111, 666);
SET sql_log_bin=1;
connection server_1;
connect con1,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
SET debug_sync='commit_after_release_LOCK_prepare_ordered SIGNAL master_queued1 WAIT_FOR master_cont1';
INSERT INTO t3 VALUES (111, 2);
connection server_1;
SET debug_sync='now WAIT_FOR master_queued1';
connect con2,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
SET debug_sync='commit_after_release_LOCK_prepare_ordered SIGNAL master_queued2';
INSERT INTO t3 VALUES (112, 3);
connection server_1;
SET debug_sync='now WAIT_FOR master_queued2';
SET debug_sync='now SIGNAL master_cont1';
connection con1;
connection con2;
SET debug_sync='RESET';
connection server_2;
include/wait_for_slave_sql_error.inc [errno=1062]
include/wait_for_slave_sql_to_stop.inc
SELECT * FROM t3 WHERE a >= 110 ORDER BY a;
a b
110 1
111 666
SET sql_log_bin=0;
DELETE FROM t3 WHERE a=111 AND b=666;
SET sql_log_bin=1;
START SLAVE SQL_THREAD;
SELECT * FROM t3 WHERE a >= 110 ORDER BY a;
a b
110 1
111 2
112 3
connection server_2;
include/stop_slave.inc
SET GLOBAL slave_parallel_threads=@old_parallel_threads;
include/start_slave.inc
SET DEBUG_SYNC= 'RESET';
connection server_1;
disconnect con1;
disconnect con2;
DROP TABLE t3;
SET DEBUG_SYNC= 'RESET';
include/rpl_end.inc
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