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| Current File : //home/usr.opt/mysql57/mysql-test/suite/funcs_1/r/innodb_trig_frkey.result |
Testcase x.x.x.1:
-----------------
DROP TABLE IF EXISTS t0, t1, t2;
CREATE TABLE t0 (col1 CHAR(50))
ENGINE = <engine_to_be_tested>;
CREATE TABLE t1 (id INT NOT NULL, col1 CHAR(50), PRIMARY KEY (id))
ENGINE = <engine_to_be_tested>;
CREATE TABLE t2 (id INT PRIMARY KEY, f_id INT,
INDEX par_ind (f_id), col1 CHAR(50),
FOREIGN KEY (f_id) REFERENCES t1(id) ON DELETE SET NULL)
ENGINE = <engine_to_be_tested>;
INSERT INTO t1 VALUES (1,'Department A');
INSERT INTO t1 VALUES (2,'Department B');
INSERT INTO t1 VALUES (3,'Department C');
INSERT INTO t2 VALUES (1,2,'Emp 1');
INSERT INTO t2 VALUES (2,2,'Emp 2');
INSERT INTO t2 VALUES (3,2,'Emp 3');
CREATE TRIGGER trig AFTER INSERT ON t0 FOR EACH ROW
DELETE FROM t1 WHERE col1 = new.col1;
SELECT * FROM t2;
id f_id col1
1 2 Emp 1
2 2 Emp 2
3 2 Emp 3
LOCK TABLES t0 WRITE, t1 WRITE;
INSERT INTO t0 VALUES ('Department B');
UNLOCK TABLES;
SELECT * FROM t2;
id f_id col1
1 NULL Emp 1
2 NULL Emp 2
3 NULL Emp 3
DROP TRIGGER trig;
DROP TABLE t2, t1;
Testcase x.x.x.2:
-----------------
DROP TABLE IF EXISTS t1, t2;
CREATE TABLE t1 (id INT NOT NULL, col1 CHAR(50), PRIMARY KEY (id))
ENGINE = <engine_to_be_tested>;
CREATE TABLE t2 (id INT PRIMARY KEY, f_id INT,
INDEX par_ind (f_id), col1 CHAR(50),
FOREIGN KEY (f_id) REFERENCES t1(id) ON UPDATE CASCADE)
ENGINE = <engine_to_be_tested>;
INSERT INTO t1 VALUES (1,'Department A');
INSERT INTO t1 VALUES (2,'Department B');
INSERT INTO t1 VALUES (3,'Department C');
INSERT INTO t2 VALUES (1,2,'Emp 1');
INSERT INTO t2 VALUES (2,3,'Emp 2');
insert into t2 VALUES (3,4,'Emp 3');
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails (`test`.`t2`, CONSTRAINT `t2_ibfk_1` FOREIGN KEY (`f_id`) REFERENCES `t1` (`id`) ON UPDATE CASCADE)
CREATE TRIGGER tr_t2 BEFORE INSERT ON t2 FOR EACH ROW
INSERT INTO t1 VALUES(new.f_id, CONCAT('New Department ', new.f_id));
LOCK TABLES t1 WRITE, t2 WRITE;
INSERT INTO t2 VALUES (3,4,'Emp 3');
UNLOCK TABLES;
SELECT * FROM t1;
id col1
1 Department A
2 Department B
3 Department C
4 New Department 4
SELECT * FROM t2;
id f_id col1
1 2 Emp 1
2 3 Emp 2
3 4 Emp 3
DROP TRIGGER tr_t2;
DROP TABLE t2, t1, t0;
Foreign Key tests disabled (bug 11472 - stored in trig_frkey2.test)
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