database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-08-08 11:22:35 +03:00
Code Activity

Merge following commit from 5.5:

Browse Source 
commit ef92aaf9ec
Author: Jan Lindström <jan.lindstrom@mariadb.com>
Date:   Wed Jun 22 22:37:28 2016 +0300

    MDEV-10083: Orphan ibd file when playing with foreign keys

    Analysis: row_drop_table_for_mysql did not allow dropping
    referenced table even in case when actual creating of the
    referenced table was not successfull if foreign_key_checks=1.

    Fix: Allow dropping referenced table even if foreign_key_checks=1
    if actual table create returned error.
This commit is contained in:
Jan Lindström
2016-06-23 07:42:40 +03:00
parent e167806196
commit 26de9061e8
16 changed files with 272 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

89
mysql-test/suite/innodb/r/innodb-fkcheck.result Normal file
View File

@@ -0,0 +1,89 @@
set global innodb_file_per_table = 1;
drop table if exists b;
drop database if exists bug_fk;
create database bug_fk;
use bug_fk;
CREATE TABLE b (
b int unsigned NOT NULL,
d1 datetime NOT NULL,
PRIMARY KEY (b,d1)
) ENGINE=InnoDB;
CREATE TABLE c (
b int unsigned NOT NULL,
d1 datetime NOT NULL,
d2 datetime NOT NULL,
PRIMARY KEY (b,d1),
CONSTRAINT b_fk FOREIGN KEY (b) REFERENCES b (b)
) ENGINE=InnoDB;
show warnings;
Level Code Message
set foreign_key_checks = 0;
DROP TABLE IF EXISTS b;
show create table c;
Table Create Table
c CREATE TABLE `c` (
`b` int(10) unsigned NOT NULL,
`d1` datetime NOT NULL,
`d2` datetime NOT NULL,
PRIMARY KEY (`b`,`d1`),
CONSTRAINT `b_fk` FOREIGN KEY (`b`) REFERENCES `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
CREATE TABLE b (
b bigint unsigned NOT NULL,
d1 date NOT NULL,
PRIMARY KEY (b,d1)
) ENGINE=InnoDB;
ERROR HY000: Can't create table `bug_fk`.`b` (errno: 150 "Foreign key constraint is incorrectly formed")
show warnings;
Level Code Message
Error 1005 Can't create table `bug_fk`.`b` (errno: 150 "Foreign key constraint is incorrectly formed")
Warning 1215 Cannot add foreign key constraint
DROP TABLE IF EXISTS d;
Warnings:
Note 1051 Unknown table 'bug_fk.d'
CREATE TABLE d (
b bigint unsigned NOT NULL,
d1 date NOT NULL,
PRIMARY KEY (b,d1),
CONSTRAINT bd_fk FOREIGN KEY (b) REFERENCES b (b)
) ENGINE=InnoDB;
show warnings;
Level Code Message
set foreign_key_checks = 1;
show create table c;
Table Create Table
c CREATE TABLE `c` (
`b` int(10) unsigned NOT NULL,
`d1` datetime NOT NULL,
`d2` datetime NOT NULL,
PRIMARY KEY (`b`,`d1`),
CONSTRAINT `b_fk` FOREIGN KEY (`b`) REFERENCES `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
show create table d;
Table Create Table
d CREATE TABLE `d` (
`b` bigint(20) unsigned NOT NULL,
`d1` date NOT NULL,
PRIMARY KEY (`b`,`d1`),
CONSTRAINT `bd_fk` FOREIGN KEY (`b`) REFERENCES `b` (`b`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
CREATE TABLE b (
b bigint unsigned NOT NULL,
d1 date NOT NULL,
PRIMARY KEY (b,d1)
) ENGINE=InnoDB;
ERROR HY000: Can't create table `bug_fk`.`b` (errno: 150 "Foreign key constraint is incorrectly formed")
show warnings;
Level Code Message
Error 1005 Can't create table `bug_fk`.`b` (errno: 150 "Foreign key constraint is incorrectly formed")
Warning 1215 Cannot add foreign key constraint
set foreign_key_checks=0;
drop table c;
drop table d;
create table b(id int) engine=innodb;
show warnings;
Level Code Message
b.frm
b.ibd
drop table if exists b;
drop database if exists bug_fk;