database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-09-02 09:41:40 +03:00
Code Activity

Merge 10.5 into 10.6

Browse Source
This commit is contained in:
Marko Mäkelä
2020-11-23 17:57:58 +02:00
parent c3d4e57182 dcdc8c3506
commit a62a675fd2
55 changed files with 503 additions and 345 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
mysql-test/suite/innodb/r/gap_locks.result Normal file
View File

@@ -0,0 +1,35 @@
CREATE TABLE t1(a INT PRIMARY KEY, b VARCHAR(40), c INT, INDEX(b,c))
ENGINE=InnoDB;
INSERT INTO t1 VALUES (1,'1',1),(2,'2',1);
SET @save_locks= @@GLOBAL.innodb_status_output_locks;
SET GLOBAL INNODB_STATUS_OUTPUT_LOCKS = 'ON';
SET TRANSACTION ISOLATION LEVEL SERIALIZABLE;
BEGIN;
DELETE FROM t1 WHERE b='2' AND c=2;
SHOW ENGINE INNODB STATUS;
Type Name Status
InnoDB 2 lock struct(s), 1 row lock(s)
ROLLBACK;
SET TRANSACTION ISOLATION LEVEL REPEATABLE READ;
BEGIN;
DELETE FROM t1 WHERE b='2' AND c=2;
SHOW ENGINE INNODB STATUS;
Type Name Status
InnoDB 2 lock struct(s), 1 row lock(s)
ROLLBACK;
SET TRANSACTION ISOLATION LEVEL READ COMMITTED;
BEGIN;
DELETE FROM t1 WHERE b='2' AND c=2;
SHOW ENGINE INNODB STATUS;
Type Name Status
InnoDB 1 lock struct(s), 0 row lock(s)
ROLLBACK;
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
BEGIN;
DELETE FROM t1 WHERE b='2' AND c=2;
SHOW ENGINE INNODB STATUS;
Type Name Status
InnoDB 1 lock struct(s), 0 row lock(s)
ROLLBACK;
SET GLOBAL INNODB_STATUS_OUTPUT_LOCKS = @save_locks;
DROP TABLE t1;