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Backport 5.5=>5.1 Patch for Bug#13805127:

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Stored program cache produces wrong result in same THD.
This commit is contained in:
Tor Didriksen
2012-04-18 13:14:05 +02:00
parent a9a7e6ea24
commit d612986b36
8 changed files with 487 additions and 2 deletions
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103
mysql-test/r/ps.result
View File

@@ -3040,3 +3040,106 @@ id select_type table type possible_keys key key_len ref rows Extra
DEALLOCATE PREPARE stmt;
DROP TABLE t1;
End of 5.1 tests.
# Bug#13805127: Stored program cache produces wrong result in same THD
PREPARE s1 FROM
"
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE @x = 1
UNION
SELECT 2 FROM dual WHERE @x = 1 OR @x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2
";
SET @x = 1;
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE @x = 1
UNION
SELECT 2 FROM dual WHERE @x = 1 OR @x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2;
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
2012-03-01 01:00:00 3 1
2012-03-01 02:00:00 3 1
EXECUTE s1;
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
2012-03-01 01:00:00 3 1
2012-03-01 02:00:00 3 1
SET @x = 2;
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE @x = 1
UNION
SELECT 2 FROM dual WHERE @x = 1 OR @x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2;
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
EXECUTE s1;
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
SET @x = 1;
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE @x = 1
UNION
SELECT 2 FROM dual WHERE @x = 1 OR @x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2;
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
2012-03-01 01:00:00 3 1
2012-03-01 02:00:00 3 1
EXECUTE s1;
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
2012-03-01 01:00:00 3 1
2012-03-01 02:00:00 3 1
DEALLOCATE PREPARE s1;

38
mysql-test/r/sp.result
View File

@@ -7110,3 +7110,41 @@ DROP FUNCTION f1;
# ------------------------------------------------------------------
# -- End of 5.1 tests
# ------------------------------------------------------------------
# Bug#13805127: Stored program cache produces wrong result in same THD
CREATE PROCEDURE p1(x INT UNSIGNED)
BEGIN
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE x = 1
UNION
SELECT 2 FROM dual WHERE x = 1 OR x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2
;
END|
CALL p1(1);
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
2012-03-01 01:00:00 3 1
2012-03-01 02:00:00 3 1
CALL p1(2);
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
CALL p1(1);
c1 c2 count(c3)
2012-03-01 01:00:00 2 1
2012-03-01 01:00:00 3 1
2012-03-01 02:00:00 3 1
DROP PROCEDURE p1;

90
mysql-test/t/ps.test
View File

@@ -3102,3 +3102,93 @@ DEALLOCATE PREPARE stmt;
DROP TABLE t1;
--echo End of 5.1 tests.
--echo
--echo # Bug#13805127: Stored program cache produces wrong result in same THD
--echo
PREPARE s1 FROM
"
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE @x = 1
UNION
SELECT 2 FROM dual WHERE @x = 1 OR @x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2
";
--echo
SET @x = 1;
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE @x = 1
UNION
SELECT 2 FROM dual WHERE @x = 1 OR @x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2;
--echo
EXECUTE s1;
--echo
SET @x = 2;
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE @x = 1
UNION
SELECT 2 FROM dual WHERE @x = 1 OR @x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2;
--echo
EXECUTE s1;
--echo
SET @x = 1;
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE @x = 1
UNION
SELECT 2 FROM dual WHERE @x = 1 OR @x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2;
--echo
EXECUTE s1;
DEALLOCATE PREPARE s1;

37
mysql-test/t/sp.test
View File

@@ -8429,3 +8429,40 @@ DROP FUNCTION f1;
--echo # ------------------------------------------------------------------
--echo # -- End of 5.1 tests
--echo # ------------------------------------------------------------------
--echo
--echo # Bug#13805127: Stored program cache produces wrong result in same THD
--echo
delimiter |;
CREATE PROCEDURE p1(x INT UNSIGNED)
BEGIN
SELECT c1, t2.c2, count(c3)
FROM
(
SELECT 3 as c2 FROM dual WHERE x = 1
UNION
SELECT 2 FROM dual WHERE x = 1 OR x = 2
) AS t1,
(
SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
UNION
SELECT '2012-03-01 02:00:00', 3, 2 FROM dual
UNION
SELECT '2012-03-01 01:00:00', 2, 1 FROM dual
) AS t2
WHERE t2.c2 = t1.c2
GROUP BY c1, c2
;
END|
delimiter ;|
--echo
CALL p1(1);
CALL p1(2);
CALL p1(1);
DROP PROCEDURE p1;