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981534b1dd
Use include/kill_and_restart_mysqld.inc instead of triggering DBUG_SUICIDE() with debug instrumentation. In this way, more tests can be run with --valgrind or on non-debug servers.
104 lines
2.1 KiB
Plaintext
104 lines
2.1 KiB
Plaintext
CREATE TABLE bug_53756 (pk INT, c1 INT) ENGINE=InnoDB;
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ALTER TABLE bug_53756 ADD PRIMARY KEY (pk);
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INSERT INTO bug_53756 VALUES(1, 11), (2, 22), (3, 33), (4, 44);
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# Select a less restrictive isolation level.
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SET GLOBAL TRANSACTION ISOLATION LEVEL READ COMMITTED;
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SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
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COMMIT;
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# Start a transaction in the default connection for isolation.
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START TRANSACTION;
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SELECT @@tx_isolation;
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@@tx_isolation
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READ-COMMITTED
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SELECT * FROM bug_53756;
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pk c1
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1 11
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2 22
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3 33
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4 44
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# connection con1 deletes row 1
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START TRANSACTION;
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SELECT @@tx_isolation;
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@@tx_isolation
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READ-COMMITTED
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DELETE FROM bug_53756 WHERE pk=1;
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# connection con2 deletes row 2
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START TRANSACTION;
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SELECT @@tx_isolation;
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@@tx_isolation
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READ-COMMITTED
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DELETE FROM bug_53756 WHERE pk=2;
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# connection con3 updates row 3
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START TRANSACTION;
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SELECT @@tx_isolation;
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@@tx_isolation
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READ-COMMITTED
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UPDATE bug_53756 SET c1=77 WHERE pk=3;
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# connection con4 updates row 4
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START TRANSACTION;
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SELECT @@tx_isolation;
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@@tx_isolation
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READ-COMMITTED
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UPDATE bug_53756 SET c1=88 WHERE pk=4;
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# connection con5 inserts row 5
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START TRANSACTION;
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SELECT @@tx_isolation;
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@@tx_isolation
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READ-COMMITTED
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INSERT INTO bug_53756 VALUES(5, 55);
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# connection con6 inserts row 6
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START TRANSACTION;
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SELECT @@tx_isolation;
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@@tx_isolation
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READ-COMMITTED
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INSERT INTO bug_53756 VALUES(6, 66);
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# connection con1 commits.
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COMMIT;
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# connection con3 commits.
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COMMIT;
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# connection con4 rolls back.
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ROLLBACK;
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# connection con6 rolls back.
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ROLLBACK;
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# The connections 2 and 5 stay open.
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# connection default selects resulting data.
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# Delete of row 1 was committed.
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# Update of row 3 was committed.
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# Due to isolation level read committed, these should be included.
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# All other changes should not be included.
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SELECT * FROM bug_53756;
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pk c1
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2 22
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3 77
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4 44
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START TRANSACTION;
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INSERT INTO bug_53756 VALUES (666,666);
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# Kill and restart
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#
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# Select recovered data.
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# Delete of row 1 was committed.
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# Update of row 3 was committed.
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# These should be included.
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# All other changes should not be included.
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# Delete of row 2 and insert of row 5 should be rolled back
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SELECT * FROM bug_53756;
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pk c1
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2 22
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3 77
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4 44
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DROP TABLE bug_53756;
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