| Current Path : /home/usr.opt/mysql57/mysql-test/suite/ndb/r/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //home/usr.opt/mysql57/mysql-test/suite/ndb/r/ndb_fk_locking.result |
CREATE TABLE parent (
id INT NOT NULL AUTO_INCREMENT,
bogus_column char(32),
PRIMARY KEY (id)
) ENGINE=ndb;
CREATE TABLE child (
id INT NOT NULL AUTO_INCREMENT,
parent_id INT NOT NULL,
bogus_column char(32),
PRIMARY KEY (id),
KEY (parent_id)
) ENGINE=ndb;
alter table child add constraint fkname foreign key (parent_id) references parent (id) on update restrict on delete restrict;
INSERT INTO parent (bogus_column)
VALUES ('aaa'), ('bbb'), ('ccc'), ('ddd'), ('eee');
INSERT INTO child (parent_id,bogus_column) VALUES
(1, 'aaa'), (2,'bbb'), (3, 'ccc'),
(4, 'ddd'), (5, 'eee');
START TRANSACTION;
START TRANSACTION;
UPDATE child SET parent_id = 5 WHERE parent_id = 4;
UPDATE parent SET bogus_column = 'new!' WHERE id = 4;
UPDATE parent SET bogus_column = 'new!' WHERE id = 5;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
rollback;
rollback;
alter table child drop foreign key fkname;
alter table child add constraint fkname foreign key (parent_id) references parent (id);
START TRANSACTION;
START TRANSACTION;
UPDATE child SET parent_id = 5 WHERE parent_id = 4;
UPDATE parent SET bogus_column = 'new!' WHERE id = 4;
UPDATE parent SET bogus_column = 'new!' WHERE id = 5;
commit;
commit;
drop table child, parent;
CREATE TABLE t1 (
id int(11) NOT NULL auto_increment,
ref_id int(11) default NULL,
PRIMARY KEY (id),
KEY ref_id (ref_id),
CONSTRAINT ref_id FOREIGN KEY (ref_id) REFERENCES t1 (id)
) ENGINE=ndb;
INSERT INTO t1 VALUES (1, 1);
DELETE FROM t1 WHERE id = 1;
drop table t1;