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Diffstat (limited to '')
| -rw-r--r-- | mysql-test/suite/innodb/r/innodb-truncate.result | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/mysql-test/suite/innodb/r/innodb-truncate.result b/mysql-test/suite/innodb/r/innodb-truncate.result new file mode 100644 index 00000000..3bcee0e8 --- /dev/null +++ b/mysql-test/suite/innodb/r/innodb-truncate.result @@ -0,0 +1,106 @@ +# +# TRUNCATE TABLE +# +# Truncating is disallowed for parent tables unless such table +# participates in self-referencing foreign keys only. +# +CREATE TABLE t1 (pk INT PRIMARY KEY) ENGINE=INNODB; +CREATE TABLE t2 (fk INT NOT NULL, FOREIGN KEY (fk) REFERENCES t1 (pk)) ENGINE=INNODB; +TRUNCATE TABLE t1; +ERROR 42000: Cannot truncate a table referenced in a foreign key constraint (`test`.`t2`, CONSTRAINT `t2_ibfk_1` FOREIGN KEY (`fk`) REFERENCES `test`.`t1` (`pk`)) +# Truncation of child should succeed. +TRUNCATE TABLE t2; +DROP TABLE t2; +DROP TABLE t1; +CREATE TABLE t1 (pk INT PRIMARY KEY, fk INT, +FOREIGN KEY (fk) REFERENCES t1 (pk)) ENGINE=INNODB; +# Truncation of self-referencing table should succeed. +TRUNCATE TABLE t1; +DROP TABLE t1; +# +# Also, truncating such tables is allowed if foreign key +# checks are disabled. +# +SET @old_foreign_key_checks = @@SESSION.foreign_key_checks; +CREATE TABLE t1 (pk INT PRIMARY KEY) ENGINE=INNODB; +CREATE TABLE t2 (fk INT NOT NULL, FOREIGN KEY (fk) REFERENCES t1 (pk)) ENGINE=INNODB; +CREATE TABLE t3 (pk INT PRIMARY KEY, fk INT, +FOREIGN KEY (fk) REFERENCES t1 (pk)) ENGINE=INNODB; +SET @@SESSION.foreign_key_checks = 0; +TRUNCATE TABLE t1; +TRUNCATE TABLE t2; +TRUNCATE TABLE t3; +SET @@SESSION.foreign_key_checks = 1; +TRUNCATE TABLE t1; +ERROR 42000: Cannot truncate a table referenced in a foreign key constraint (`test`.`t2`, CONSTRAINT `t2_ibfk_1` FOREIGN KEY (`fk`) REFERENCES `test`.`t1` (`pk`)) +TRUNCATE TABLE t2; +TRUNCATE TABLE t3; +LOCK TABLES t1 WRITE; +SET @@SESSION.foreign_key_checks = 0; +TRUNCATE TABLE t1; +SET @@SESSION.foreign_key_checks = 1; +TRUNCATE TABLE t1; +ERROR 42000: Cannot truncate a table referenced in a foreign key constraint (`test`.`t2`, CONSTRAINT `t2_ibfk_1` FOREIGN KEY (`fk`) REFERENCES `test`.`t1` (`pk`)) +UNLOCK TABLES; +DROP TABLE t3,t2,t1; +SET @@SESSION.foreign_key_checks = @old_foreign_key_checks; +# +# Test that TRUNCATE resets auto-increment. +# +CREATE TABLE t1 (a INT PRIMARY KEY NOT NULL AUTO_INCREMENT, +b INT, c INT, d INT, e INT, f INT, g INT, h INT, i INT, j INT, k INT, +l INT, m INT, n INT, o INT, p INT, q INT, r INT, s INT, t INT, u INT, +KEY(b),KEY(c),KEY(d),KEY(e),KEY(f),KEY(g),KEY(h),KEY(i),KEY(j),KEY(k), +KEY(l),KEY(m),KEY(n),KEY(o),KEY(p),KEY(q),KEY(r),KEY(s),KEY(t),KEY(u), +KEY(c,b),KEY(d,b),KEY(e,b),KEY(f,b),KEY(g,b),KEY(h,b),KEY(i,b),KEY(j,b), +KEY(k,b),KEY(l,b),KEY(m,b),KEY(n,b),KEY(o,b),KEY(p,b),KEY(q,b),KEY(r,b), +KEY(s,b),KEY(t,b),KEY(u,b), +KEY(d,c),KEY(e,c),KEY(f,c),KEY(g,c),KEY(h,c),KEY(i,c),KEY(j,c), +KEY(k,c),KEY(l,c),KEY(m,c),KEY(n,c),KEY(o,c),KEY(p,c),KEY(q,c),KEY(r,c), +KEY(s,c),KEY(t,c),KEY(u,c), +KEY(e,d),KEY(f,d),KEY(g,d),KEY(h,d),KEY(i,d),KEY(j,d) +) ENGINE=InnoDB; +INSERT INTO t1 () VALUES (), (); +SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE table_name = 't1'; +AUTO_INCREMENT +3 +SELECT a FROM t1 ORDER BY a; +a +1 +2 +TRUNCATE TABLE t1; +SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE table_name = 't1'; +AUTO_INCREMENT +1 +INSERT INTO t1 () VALUES (), (); +SELECT a FROM t1 ORDER BY a; +a +1 +2 +DROP TABLE t1; +call mtr.add_suppression('InnoDB: in RENAME TABLE table `test`.`t3`'); +SET FOREIGN_KEY_CHECKS= OFF; +CREATE TABLE t1 (f2 INT, f4 INT, KEY(f2), FOREIGN KEY (f4) REFERENCES t3 (f4)) ENGINE=InnoDB; +SET FOREIGN_KEY_CHECKS= ON; +CREATE TABLE t2 (f2 INT, FOREIGN KEY(f2) REFERENCES t1 (f2)) ENGINE=InnoDB; +CREATE TABLE t3 (a INT) ENGINE=InnoDB; +ERROR HY000: Can't create table `test`.`t3` (errno: 150 "Foreign key constraint is incorrectly formed") +ALTER TABLE t1 RENAME TO t3; +ERROR HY000: Error on rename of './test/t1' to './test/t3' (errno: 150 "Foreign key constraint is incorrectly formed") +ALTER TABLE t1 FORCE; +TRUNCATE TABLE t1; +ERROR 42000: Cannot truncate a table referenced in a foreign key constraint (`test`.`t2`, CONSTRAINT `t2_ibfk_1` FOREIGN KEY (`f2`) REFERENCES `test`.`t1` (`f2`)) +DROP TABLE t2, t1; +# +# MDEV-24861 Assertion `trx->rsegs.m_redo.rseg' failed +# in innodb_prepare_commit_versioned +# +CREATE TABLE t1 (id INT PRIMARY KEY, f TEXT UNIQUE, +s BIGINT UNSIGNED AS ROW START, e BIGINT UNSIGNED AS ROW END, +PERIOD FOR SYSTEM_TIME(s,e)) +ENGINE=InnoDB WITH SYSTEM VERSIONING; +CREATE TABLE t2 (id INT PRIMARY KEY) ENGINE=InnoDB; +ALTER TABLE t1 FORCE; +TRUNCATE TABLE t2; +DROP TABLE t1, t2; +# End of 10.6 tests |