2007-02-06 13:35:54 +01:00
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Testcase x.x.x.1:
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-----------------
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DROP TABLE IF EXISTS t0, t1, t2;
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2008-06-16 20:39:58 +02:00
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CREATE TABLE t0 (col1 CHAR(50))
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ENGINE = <engine_to_be_tested>;
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CREATE TABLE t1 (id INT NOT NULL, col1 CHAR(50), PRIMARY KEY (id))
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ENGINE = <engine_to_be_tested>;
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2007-02-06 13:35:54 +01:00
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CREATE TABLE t2 (id INT PRIMARY KEY, f_id INT,
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2008-06-16 20:39:58 +02:00
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INDEX par_ind (f_id), col1 CHAR(50),
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FOREIGN KEY (f_id) REFERENCES t1(id) ON DELETE SET NULL)
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ENGINE = <engine_to_be_tested>;
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INSERT INTO t1 VALUES (1,'Department A');
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INSERT INTO t1 VALUES (2,'Department B');
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INSERT INTO t1 VALUES (3,'Department C');
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INSERT INTO t2 VALUES (1,2,'Emp 1');
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INSERT INTO t2 VALUES (2,2,'Emp 2');
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INSERT INTO t2 VALUES (3,2,'Emp 3');
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CREATE TRIGGER trig AFTER INSERT ON t0 FOR EACH ROW
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DELETE FROM t1 WHERE col1 = new.col1;
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SELECT * FROM t2;
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2007-02-06 13:35:54 +01:00
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id f_id col1
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1 2 Emp 1
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2 2 Emp 2
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3 2 Emp 3
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2008-06-16 20:39:58 +02:00
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LOCK TABLES t0 WRITE, t1 WRITE;
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INSERT INTO t0 VALUES ('Department B');
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UNLOCK TABLES;
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SELECT * FROM t2;
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2007-02-06 13:35:54 +01:00
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id f_id col1
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1 NULL Emp 1
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2 NULL Emp 2
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3 NULL Emp 3
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2008-06-16 20:39:58 +02:00
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DROP TRIGGER trig;
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DROP TABLE t2, t1;
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2007-02-06 13:35:54 +01:00
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Testcase x.x.x.2:
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-----------------
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DROP TABLE IF EXISTS t1, t2;
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2008-06-16 20:39:58 +02:00
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CREATE TABLE t1 (id INT NOT NULL, col1 CHAR(50), PRIMARY KEY (id))
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ENGINE = <engine_to_be_tested>;
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2007-02-06 13:35:54 +01:00
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CREATE TABLE t2 (id INT PRIMARY KEY, f_id INT,
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2008-06-16 20:39:58 +02:00
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INDEX par_ind (f_id), col1 CHAR(50),
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FOREIGN KEY (f_id) REFERENCES t1(id) ON UPDATE CASCADE)
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ENGINE = <engine_to_be_tested>;
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INSERT INTO t1 VALUES (1,'Department A');
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INSERT INTO t1 VALUES (2,'Department B');
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INSERT INTO t1 VALUES (3,'Department C');
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INSERT INTO t2 VALUES (1,2,'Emp 1');
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INSERT INTO t2 VALUES (2,3,'Emp 2');
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insert into t2 VALUES (3,4,'Emp 3');
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2007-02-06 13:35:54 +01:00
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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)
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2008-06-16 20:39:58 +02:00
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CREATE TRIGGER tr_t2 BEFORE INSERT ON t2 FOR EACH ROW
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INSERT INTO t1 VALUES(new.f_id, CONCAT('New Department ', new.f_id));
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LOCK TABLES t1 WRITE, t2 WRITE;
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INSERT INTO t2 VALUES (3,4,'Emp 3');
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UNLOCK TABLES;
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SELECT * FROM t1;
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2007-02-06 13:35:54 +01:00
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id col1
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1 Department A
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2 Department B
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3 Department C
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4 New Department 4
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2008-06-16 20:39:58 +02:00
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SELECT * FROM t2;
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2007-02-06 13:35:54 +01:00
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id f_id col1
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1 2 Emp 1
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2 3 Emp 2
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3 4 Emp 3
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2008-06-16 20:39:58 +02:00
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DROP TRIGGER tr_t2;
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DROP TABLE t2, t1, t0;
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2007-02-06 13:35:54 +01:00
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Foreign Key tests disabled (bug 11472 - stored in trig_frkey2.test)
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-------------------------------------------------------------------
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