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This commit is contained in:
Alexey Kopytov 2010-08-26 16:36:48 +04:00
commit 27d5b6e57f
6 changed files with 218 additions and 72 deletions
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58
mysql-test/suite/innodb/r/innodb_mysql.result
View file

@ -2529,4 +2529,62 @@ SELECT * FROM t1 FOR UPDATE;
SELECT * FROM t1 GROUP BY (SELECT a FROM t2 LIMIT 1 FOR UPDATE) + t1.a;
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
DROP TABLE t1,t2;
#
# Bug#55656: mysqldump can be slower after bug #39653 fix
#
CREATE TABLE t1 (a INT , b INT, c INT, d INT,
KEY (b), PRIMARY KEY (a,b)) ENGINE=INNODB;
INSERT INTO t1 VALUES (1,1,1,1), (2,2,2,2), (3,3,3,3);
EXPLAIN SELECT COUNT(*) FROM t1;
id 1
select_type SIMPLE
table t1
type index
possible_keys NULL
key b
key_len 4
ref NULL
rows 3
Extra Using index
DROP INDEX b ON t1;
CREATE INDEX b ON t1(a,b);
EXPLAIN SELECT COUNT(*) FROM t1;
id 1
select_type SIMPLE
table t1
type index
possible_keys NULL
key b
key_len 8
ref NULL
rows 3
Extra Using index
DROP INDEX b ON t1;
CREATE INDEX b ON t1(a,b,c);
EXPLAIN SELECT COUNT(*) FROM t1;
id 1
select_type SIMPLE
table t1
type index
possible_keys NULL
key b
key_len 13
ref NULL
rows 3
Extra Using index
DROP INDEX b ON t1;
CREATE INDEX b ON t1(a,b,c,d);
EXPLAIN SELECT COUNT(*) FROM t1;
id 1
select_type SIMPLE
table t1
type index
possible_keys NULL
key PRIMARY
key_len 8
ref NULL
rows 3
Extra Using index
DROP TABLE t1;
#
End of 5.1 tests

30
mysql-test/suite/innodb/t/innodb_mysql.test
View file

@ -768,9 +768,14 @@ START TRANSACTION;
SELECT * FROM t1 LOCK IN SHARE MODE;
connection con1;
let $conn_id= `SELECT CONNECTION_ID()`;
--send SELECT * FROM t1 FOR UPDATE
connection con2;
let $wait_timeout= 2;
let $wait_condition= SELECT 1 FROM INFORMATION_SCHEMA.PROCESSLIST
WHERE ID=$conn_id AND STATE='Sending data';
--source include/wait_condition.inc
--echo # should not crash
--error ER_LOCK_DEADLOCK
SELECT * FROM t1 GROUP BY (SELECT a FROM t2 LIMIT 1 FOR UPDATE) + t1.a;
@ -781,5 +786,30 @@ disconnect con2;
DROP TABLE t1,t2;
--echo #
--echo # Bug#55656: mysqldump can be slower after bug #39653 fix
--echo #
CREATE TABLE t1 (a INT , b INT, c INT, d INT,
KEY (b), PRIMARY KEY (a,b)) ENGINE=INNODB;
INSERT INTO t1 VALUES (1,1,1,1), (2,2,2,2), (3,3,3,3);
--query_vertical EXPLAIN SELECT COUNT(*) FROM t1
DROP INDEX b ON t1;
CREATE INDEX b ON t1(a,b);
--query_vertical EXPLAIN SELECT COUNT(*) FROM t1
DROP INDEX b ON t1;
CREATE INDEX b ON t1(a,b,c);
--query_vertical EXPLAIN SELECT COUNT(*) FROM t1
DROP INDEX b ON t1;
CREATE INDEX b ON t1(a,b,c,d);
--query_vertical EXPLAIN SELECT COUNT(*) FROM t1
DROP TABLE t1;
--echo #
--echo End of 5.1 tests