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Merge mysql-5.5-innodb -> mysql-5.5

This commit is contained in:
Vasil Dimov
2011-02-17 13:57:26 +02:00
31 changed files with 1440 additions and 36 deletions

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DROP TABLE IF EXISTS bug_53756 ;
CREATE TABLE bug_53756 (pk INT, c1 INT) ENGINE=InnoDB;
ALTER TABLE bug_53756 ADD PRIMARY KEY (pk);
INSERT INTO bug_53756 VALUES(1, 11), (2, 22), (3, 33), (4, 44);
# Select a less restrictive isolation level.
SET GLOBAL TRANSACTION ISOLATION LEVEL READ COMMITTED;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
COMMIT;
# Start a transaction in the default connection for isolation.
START TRANSACTION;
SELECT @@tx_isolation;
@@tx_isolation
READ-COMMITTED
SELECT * FROM bug_53756;
pk c1
1 11
2 22
3 33
4 44
# connection con1 deletes row 1
START TRANSACTION;
SELECT @@tx_isolation;
@@tx_isolation
READ-COMMITTED
DELETE FROM bug_53756 WHERE pk=1;
# connection con2 deletes row 2
START TRANSACTION;
SELECT @@tx_isolation;
@@tx_isolation
READ-COMMITTED
DELETE FROM bug_53756 WHERE pk=2;
# connection con3 updates row 3
START TRANSACTION;
SELECT @@tx_isolation;
@@tx_isolation
READ-COMMITTED
UPDATE bug_53756 SET c1=77 WHERE pk=3;
# connection con4 updates row 4
START TRANSACTION;
SELECT @@tx_isolation;
@@tx_isolation
READ-COMMITTED
UPDATE bug_53756 SET c1=88 WHERE pk=4;
# connection con5 inserts row 5
START TRANSACTION;
SELECT @@tx_isolation;
@@tx_isolation
READ-COMMITTED
INSERT INTO bug_53756 VALUES(5, 55);
# connection con6 inserts row 6
START TRANSACTION;
SELECT @@tx_isolation;
@@tx_isolation
READ-COMMITTED
INSERT INTO bug_53756 VALUES(6, 66);
# connection con1 commits.
COMMIT;
# connection con3 commits.
COMMIT;
# connection con4 rolls back.
ROLLBACK;
# connection con6 rolls back.
ROLLBACK;
# The connections 2 and 5 stay open.
# connection default selects resulting data.
# Delete of row 1 was committed.
# Update of row 3 was committed.
# Due to isolation level read committed, these should be included.
# All other changes should not be included.
SELECT * FROM bug_53756;
pk c1
2 22
3 77
4 44
# connection default
#
# Crash server.
START TRANSACTION;
INSERT INTO bug_53756 VALUES (666,666);
SET SESSION debug="+d,crash_commit_before";
COMMIT;
ERROR HY000: Lost connection to MySQL server during query
#
# disconnect con1, con2, con3, con4, con5, con6.
#
# Restart server.
#
# Select recovered data.
# Delete of row 1 was committed.
# Update of row 3 was committed.
# These should be included.
# All other changes should not be included.
# Delete of row 2 and insert of row 5 should be rolled back
SELECT * FROM bug_53756;
pk c1
2 22
3 77
4 44
# Clean up.
DROP TABLE bug_53756;

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CREATE TABLE t1 (
t1_int INT,
t1_time TIME
) ENGINE=innodb;
CREATE TABLE t2 (
t2_int int PRIMARY KEY,
t2_int2 INT
) ENGINE=INNODB;
INSERT INTO t2 VALUES ();
Warnings:
Warning 1364 Field 't2_int' doesn't have a default value
INSERT INTO t1 VALUES ();
SELECT *
FROM t1 AS t1a
WHERE NOT EXISTS
(SELECT *
FROM t1 AS t1b
WHERE t1b.t1_int NOT IN
(SELECT t2.t2_int
FROM t2
WHERE t1b.t1_time LIKE t1b.t1_int
OR t1b.t1_time <> t2.t2_int2
AND 6=7
)
)
;
t1_int t1_time
DROP TABLE t1,t2;

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CREATE TABLE t(a INT)ENGINE=InnoDB;
RENAME TABLE t TO u;
DROP TABLE u;
SELECT @@innodb_fast_shutdown;
@@innodb_fast_shutdown
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