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mirror of https://github.com/MariaDB/server.git synced 2025-12-06 05:42:06 +03:00

Merge 10.2 into 10.3

This commit is contained in:
Marko Mäkelä
2019-08-21 15:23:45 +03:00
50 changed files with 1382 additions and 334 deletions

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@@ -161,3 +161,62 @@ c d
6 30
drop table t2, t1;
drop user foo;
#
# MDEV-17187 table doesn't exist in engine after ALTER other tables
# with CONSTRAINTs
#
set foreign_key_checks=on;
create table t1 (id int not null primary key) engine=innodb;
create table t2 (id int not null primary key, fid int not null,
CONSTRAINT fk_fid FOREIGN KEY (fid) REFERENCES t1 (id))engine=innodb;
insert into t1 values (1), (2), (3);
insert into t2 values (1, 1), (2, 1), (3, 2);
set foreign_key_checks=off;
alter table t2 drop index fk_fid;
set foreign_key_checks=on;
delete from t1 where id=2;
ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`t2`, CONSTRAINT `fk_fid` FOREIGN KEY (`fid`) REFERENCES `t1` (`id`))
insert into t2 values(4, 99);
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails (`test`.`t2`, CONSTRAINT `fk_fid` FOREIGN KEY (`fid`) REFERENCES `t1` (`id`))
select * from t1;
id
1
2
3
select * from t2;
id fid
1 1
2 1
3 2
set foreign_key_checks=off;
delete from t1 where id=2;
insert into t2 values(4, 99);
set foreign_key_checks=on;
select * from t1;
id
1
3
select * from t2;
id fid
1 1
2 1
3 2
4 99
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`id` int(11) NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`id` int(11) NOT NULL,
`fid` int(11) NOT NULL,
PRIMARY KEY (`id`),
CONSTRAINT `fk_fid` FOREIGN KEY (`fid`) REFERENCES `t1` (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
drop table t1,t2;
ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails
drop table t1,t2;
ERROR 42S02: Unknown table 'test.t2'

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@@ -25,7 +25,7 @@ create table t2(a int, constraint a foreign key a (a) references t1(a)) engine=i
ERROR HY000: Can't create table `test`.`t2` (errno: 150 "Foreign key constraint is incorrectly formed")
show warnings;
Level Code Message
Warning 150 Create table '`test`.`t2`' with foreign key constraint failed. There is no index in the referenced table where the referenced columns appear as the first columns near ' foreign key a (a) references t1(a)) engine=innodb'.
Warning 150 Create table `test`.`t2` with foreign key constraint failed. There is no index in the referenced table where the referenced columns appear as the first columns near ' foreign key a (a) references t1(a)) engine=innodb'.
Error 1005 Can't create table `test`.`t2` (errno: 150 "Foreign key constraint is incorrectly formed")
Warning 1215 Cannot add foreign key constraint for `t2`
drop table t1;
@@ -42,7 +42,7 @@ alter table t2 add constraint b foreign key (b) references t2(b);
ERROR HY000: Can't create table `test`.`t2` (errno: 150 "Foreign key constraint is incorrectly formed")
show warnings;
Level Code Message
Warning 150 Alter table '`test`.`t2`' with foreign key constraint failed. There is no index in the referenced table where the referenced columns appear as the first columns near ' foreign key (b) references t2(b)'.
Warning 150 Alter table `test`.`t2` with foreign key constraint failed. There is no index in the referenced table where the referenced columns appear as the first columns near ' foreign key (b) references t2(b)'.
Error 1005 Can't create table `test`.`t2` (errno: 150 "Foreign key constraint is incorrectly formed")
Warning 1215 Cannot add foreign key constraint for `t2`
drop table t2, t1;

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@@ -19,7 +19,6 @@ main
ref_table1
ref_table2
# restart and see if we can still access the main table
SET FOREIGN_KEY_CHECKS=0;
ALTER TABLE `main` ADD INDEX `idx_1` (`ref_id1`);
SHOW CREATE TABLE `main`;
Table Create Table

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@@ -4,13 +4,17 @@
#
# Set up the test with a procedure and a function.
#
SET @saved_frequency= @@GLOBAL.innodb_purge_rseg_truncate_frequency;
SET GLOBAL innodb_purge_rseg_truncate_frequency= 1;
CREATE PROCEDURE insert_n(start int, end int)
BEGIN
DECLARE i INT DEFAULT start;
START TRANSACTION;
WHILE i <= end do
INSERT INTO t1 VALUES (1, 2, 3) ON DUPLICATE KEY UPDATE c = i;
SET i = i + 1;
END WHILE;
COMMIT;
END~~
CREATE FUNCTION num_pages_get()
RETURNS INT
@@ -47,13 +51,14 @@ connection default;
# Connect to default and record how many pages were accessed
# when selecting the record using the secondary key.
#
InnoDB 4 transactions not purged
SET @num_pages_1 = num_pages_get();
SELECT * FROM t1 force index (b);
a b c
SET @num_pages_2= num_pages_get();
SELECT @num_pages_2 - @num_pages_1 < 500;
@num_pages_2 - @num_pages_1 < 500
1
SELECT IF(@num_pages_2 - @num_pages_1 < 5000, 'OK', @num_pages_2 - @num_pages_1) num_pages_diff;
num_pages_diff
OK
#
# Commit and show the final record.
#
@@ -76,6 +81,7 @@ test.t1 check status OK
#
disconnect con2;
disconnect con3;
SET GLOBAL innodb_purge_rseg_truncate_frequency= @saved_frequency;
DROP TABLE t1;
DROP PROCEDURE insert_n;
DROP FUNCTION num_pages_get;