| Server IP : 172.67.216.182 / Your IP : 172.70.188.163 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /www/server/mysql/mysql-test/suite/funcs_1/r/ |
Upload File : |
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)
-------------------------------------------------------------------