connection node_2;
connection node_1;
connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1;
connection node_1a;
SET SESSION wsrep_sync_wait=0;
connect node_1b, 127.0.0.1, root, , test, $NODE_MYPORT_1;
connection node_1b;
SET SESSION wsrep_sync_wait=0;
######################################################################
# Test for ALTER ENGINE=INNODB
######################################################################
######################################################################
#
# Scenario #1: DML working on FK parent table BF aborted by DDL
#              over child table
#
######################################################################
connection node_1;
SET SESSION wsrep_sync_wait=0;
CREATE TABLE p1 (pk INTEGER PRIMARY KEY, f2 CHAR(30));
INSERT INTO p1 VALUES (1, 'INITIAL VALUE');
CREATE TABLE p2 (pk INTEGER PRIMARY KEY, f2 CHAR(30));
INSERT INTO p2 VALUES (1, 'INITIAL VALUE');
INSERT INTO p2 VALUES (2, 'INITIAL VALUE');
CREATE TABLE c1 (pk INTEGER PRIMARY KEY, fk INTEGER, FOREIGN KEY (fk) REFERENCES p1(pk));
INSERT INTO c1 VALUES (1,1);
CREATE TABLE c2 (pk INTEGER PRIMARY KEY, fk1 INTEGER, fk2 INTEGER, FOREIGN KEY (fk1) REFERENCES p1(pk), FOREIGN KEY (fk2) REFERENCES p2(pk));
INSERT INTO c2 VALUES (1,1,1), (2,1,2);
connection node_1;
SET AUTOCOMMIT=ON;
START TRANSACTION;
UPDATE p1 SET f2 = 'TO DEADLOCK' WHERE pk = 1;
connection node_2;
SET SESSION wsrep_sync_wait=0;
ALTER TABLE c1 ENGINE=INNODB;
connection node_1;
COMMIT;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
connection node_2;
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
######################################################################
#
# Scenario #2: DML working on FK parent table tries to replicate, but
#              fails in certification for earlier DDL on child table
#
######################################################################
connection node_1;
BEGIN;
SET GLOBAL wsrep_provider_options = 'dbug=d,apply_monitor_slave_enter_sync';
connection node_2;
ALTER TABLE c1 ENGINE=INNODB;
connection node_1a;
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
SET GLOBAL wsrep_provider_options = 'dbug=';
connection node_1;
UPDATE p1 SET f2 = 'TO DEADLOCK' WHERE pk = 1;
COMMIT;
connection node_1a;
SET GLOBAL wsrep_provider_options = 'signal=apply_monitor_slave_enter_sync';
connection node_1;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT 'I deadlocked';
I deadlocked
I deadlocked
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
connection node_2;
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
######################################################################
#
# Scenario #3: 2 DMLs working on two FK parent tables try to replicate, 
#              but fails in certification for earlier DDL on child table
#              which is child to both FK parents 
#
######################################################################
connection node_1;
BEGIN;
connection node_1b;
BEGIN;
connection node_1a;
SET GLOBAL wsrep_provider_options = 'dbug=d,apply_monitor_slave_enter_sync';
connection node_2;
ALTER TABLE c2 ENGINE=INNODB;
connection node_1a;
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
SET GLOBAL wsrep_provider_options = 'dbug=';
connection node_1;
UPDATE p1 SET f2 = 'TO DEADLOCK' WHERE pk = 1;
COMMIT;
connection node_1b;
UPDATE p2 SET f2 = 'TO DEADLOCK' WHERE pk = 2;
COMMIT;
connection node_1a;
SET GLOBAL wsrep_provider_options = 'signal=apply_monitor_slave_enter_sync';
connection node_1;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT 'I deadlocked';
I deadlocked
I deadlocked
connection node_1b;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT 'I deadlocked';
I deadlocked
I deadlocked
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
connection node_2;
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
DROP TABLE c1, c2;
DROP TABLE p1, p2;
######################################################################
# Test for TRUNCATE 
######################################################################
######################################################################
#
# Scenario #1: DML working on FK parent table BF aborted by DDL
#              over child table
#
######################################################################
connection node_1;
SET SESSION wsrep_sync_wait=0;
CREATE TABLE p1 (pk INTEGER PRIMARY KEY, f2 CHAR(30));
INSERT INTO p1 VALUES (1, 'INITIAL VALUE');
CREATE TABLE p2 (pk INTEGER PRIMARY KEY, f2 CHAR(30));
INSERT INTO p2 VALUES (1, 'INITIAL VALUE');
INSERT INTO p2 VALUES (2, 'INITIAL VALUE');
CREATE TABLE c1 (pk INTEGER PRIMARY KEY, fk INTEGER, FOREIGN KEY (fk) REFERENCES p1(pk));
INSERT INTO c1 VALUES (1,1);
CREATE TABLE c2 (pk INTEGER PRIMARY KEY, fk1 INTEGER, fk2 INTEGER, FOREIGN KEY (fk1) REFERENCES p1(pk), FOREIGN KEY (fk2) REFERENCES p2(pk));
INSERT INTO c2 VALUES (1,1,1), (2,1,2);
connection node_1;
SET AUTOCOMMIT=ON;
START TRANSACTION;
UPDATE p1 SET f2 = 'TO DEADLOCK' WHERE pk = 1;
connection node_2;
SET SESSION wsrep_sync_wait=0;
TRUNCATE TABLE c1 ;
connection node_1;
COMMIT;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
connection node_2;
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
######################################################################
#
# Scenario #2: DML working on FK parent table tries to replicate, but
#              fails in certification for earlier DDL on child table
#
######################################################################
connection node_1;
BEGIN;
SET GLOBAL wsrep_provider_options = 'dbug=d,apply_monitor_slave_enter_sync';
connection node_2;
TRUNCATE TABLE c1 ;
connection node_1a;
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
SET GLOBAL wsrep_provider_options = 'dbug=';
connection node_1;
UPDATE p1 SET f2 = 'TO DEADLOCK' WHERE pk = 1;
COMMIT;
connection node_1a;
SET GLOBAL wsrep_provider_options = 'signal=apply_monitor_slave_enter_sync';
connection node_1;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT 'I deadlocked';
I deadlocked
I deadlocked
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
connection node_2;
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
######################################################################
#
# Scenario #3: 2 DMLs working on two FK parent tables try to replicate, 
#              but fails in certification for earlier DDL on child table
#              which is child to both FK parents 
#
######################################################################
connection node_1;
BEGIN;
connection node_1b;
BEGIN;
connection node_1a;
SET GLOBAL wsrep_provider_options = 'dbug=d,apply_monitor_slave_enter_sync';
connection node_2;
TRUNCATE TABLE c2 ;
connection node_1a;
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
SET GLOBAL wsrep_provider_options = 'dbug=';
connection node_1;
UPDATE p1 SET f2 = 'TO DEADLOCK' WHERE pk = 1;
COMMIT;
connection node_1b;
UPDATE p2 SET f2 = 'TO DEADLOCK' WHERE pk = 2;
COMMIT;
connection node_1a;
SET GLOBAL wsrep_provider_options = 'signal=apply_monitor_slave_enter_sync';
connection node_1;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT 'I deadlocked';
I deadlocked
I deadlocked
connection node_1b;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT 'I deadlocked';
I deadlocked
I deadlocked
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
connection node_2;
SELECT COUNT(*) AS EXPECT_1 FROM p1 WHERE f2 = 'INITIAL VALUE';
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_2 FROM p2 WHERE f2 = 'INITIAL VALUE';
EXPECT_2
2
DROP TABLE c1, c2;
DROP TABLE p1, p2;