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MDEV-19272: Assertion unireg_check..Field::NEXT_NUMBER failed

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ha_innobase::check_if_supported_inplace_alter(): Relax a too strict
debug assertion when changing a column from NULL to NOT NULL.
InnoDB actually allows instant removal of an AUTO_INCREMENT attribute
since commit 8dffaaef72 (MDEV-12836).
This commit is contained in:
Marko Mäkelä
2021-07-23 16:33:14 +03:00
parent 0604592a85
commit 1fb71c7831
3 changed files with 29 additions and 9 deletions
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10
mysql-test/suite/innodb/r/alter_table.result
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@ -107,5 +107,15 @@ alter table t1 engine=innodb;
alter table t1 add column b int;
drop table t1,t2;
#
# MDEV-19272 Assertion unireg_check...Field::NEXT_NUMBER failed
#
CREATE TABLE t1 (c INT AUTO_INCREMENT NULL UNIQUE) ENGINE=InnoDB;
ALTER TABLE t1 MODIFY c INT NOT NULL, ALGORITHM=INPLACE;
DROP TABLE t1;
CREATE TABLE t1 (c TIMESTAMP AUTO_INCREMENT UNIQUE) ENGINE=InnoDB;
ERROR 42000: Incorrect column specifier for column 'c'
CREATE TABLE t1 (c DATETIME AUTO_INCREMENT UNIQUE) ENGINE=InnoDB;
ERROR 42000: Incorrect column specifier for column 'c'
#
# End of 10.4 tests
#