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MW-402 cascading FK issues, 5.6 version

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Added one more test scenario for two cascading parent tables
This commit is contained in:
sjaakola 2017-09-07 16:45:21 +03:00 committed by Jan Lindström
parent c6251e36fc
commit b5802888e3
2 changed files with 91 additions and 7 deletions
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44
mysql-test/suite/galera/r/MW-402.result
View File

@ -118,8 +118,10 @@ DROP TABLE c;
DROP TABLE p; DROP TABLE p;
CREATE TABLE p1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB; CREATE TABLE p1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE p2 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB; CREATE TABLE p2 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER, f2 INTEGER, CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER,
CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1) ON DELETE CASCADE, f2 INTEGER,
CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1)
ON DELETE CASCADE,
CONSTRAINT fk_2 FOREIGN KEY (p2_id) REFERENCES p2 (f1)); CONSTRAINT fk_2 FOREIGN KEY (p2_id) REFERENCES p2 (f1));
INSERT INTO p1 VALUES (1, 0); INSERT INTO p1 VALUES (1, 0);
INSERT INTO p2 VALUES (1, 0); INSERT INTO p2 VALUES (1, 0);
@ -150,3 +152,41 @@ f1 p1_id p2_id f2
DROP TABLE c; DROP TABLE c;
DROP TABLE p1; DROP TABLE p1;
DROP TABLE p2; DROP TABLE p2;
CREATE TABLE p1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE p2 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER,
f2 INTEGER,
CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1)
ON DELETE CASCADE,
CONSTRAINT fk_2 FOREIGN KEY (p2_id) REFERENCES p2 (f1)
ON DELETE CASCADE);
INSERT INTO p1 VALUES (1, 0);
INSERT INTO p2 VALUES (1, 0);
INSERT INTO c VALUES (1, 1, 1, 0);
SET AUTOCOMMIT=ON;
START TRANSACTION;
DELETE FROM p2 WHERE f1=1;
SET SESSION wsrep_sync_wait = 0;
SET GLOBAL wsrep_provider_options = 'dbug=d,apply_monitor_slave_enter_sync';
DELETE FROM p1 WHERE f1=1;
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
SET GLOBAL wsrep_provider_options = 'dbug=';
SET GLOBAL wsrep_provider_options = 'dbug=d,local_monitor_enter_sync';
COMMIT;
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
SET GLOBAL wsrep_provider_options = 'signal=apply_monitor_slave_enter_sync';
SET GLOBAL wsrep_provider_options = 'signal=local_monitor_enter_sync';
SET GLOBAL wsrep_provider_options = 'dbug=';
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
SELECT * FROM p1;
f1 f2
SELECT * FROM p2;
f1 f2
1 0
SELECT * FROM c;
f1 p1_id p2_id f2
DROP TABLE c;
DROP TABLE p1;
DROP TABLE p2;

54
mysql-test/suite/galera/t/MW-402.test
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@ -137,7 +137,6 @@ SELECT * FROM c;
DROP TABLE c; DROP TABLE c;
DROP TABLE p; DROP TABLE p;
# #
# CASCADE DELETE tests with two parent tables # CASCADE DELETE tests with two parent tables
# Here we cause cascaded operation on child table through # Here we cause cascaded operation on child table through
@ -153,11 +152,12 @@ DROP TABLE p;
CREATE TABLE p1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB; CREATE TABLE p1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE p2 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB; CREATE TABLE p2 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER, f2 INTEGER, CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER,
CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1) ON DELETE CASCADE, f2 INTEGER,
CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1)
ON DELETE CASCADE,
CONSTRAINT fk_2 FOREIGN KEY (p2_id) REFERENCES p2 (f1)); CONSTRAINT fk_2 FOREIGN KEY (p2_id) REFERENCES p2 (f1));
INSERT INTO p1 VALUES (1, 0); INSERT INTO p1 VALUES (1, 0);
INSERT INTO p2 VALUES (1, 0); INSERT INTO p2 VALUES (1, 0);
@ -173,7 +173,51 @@ INSERT INTO c VALUES (1, 1, 1, 0);
--connection node_1 --connection node_1
--reap --reap
# same as previous, but statements in different order --connection node_2
SELECT * FROM p1;
SELECT * FROM p2;
SELECT * FROM c;
DROP TABLE c;
DROP TABLE p1;
DROP TABLE p2;
#
# CASCADE DELETE tests with two parent tables
# Here we cause cascaded operation on child table through
# one parent table and issue other delete operation through the
# other parent table. The cascade progresses to same child table row where
# we should see the conflict to happen
#
# As a result, the update on p2 should fail
#
--connection node_1
CREATE TABLE p1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE p2 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER,
f2 INTEGER,
CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1)
ON DELETE CASCADE,
CONSTRAINT fk_2 FOREIGN KEY (p2_id) REFERENCES p2 (f1)
ON DELETE CASCADE);
INSERT INTO p1 VALUES (1, 0);
INSERT INTO p2 VALUES (1, 0);
INSERT INTO c VALUES (1, 1, 1, 0);
--let $mw_369_parent_query = DELETE FROM p2 WHERE f1=1
--let $mw_369_child_query = DELETE FROM p1 WHERE f1=1
--connection node_1a
--source MW-369.inc
# Commit succeeds
--connection node_1
--error ER_LOCK_DEADLOCK
--reap
--connection node_2 --connection node_2
SELECT * FROM p1; SELECT * FROM p1;
SELECT * FROM p2; SELECT * FROM p2;