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Backported the test case for bug 52605.

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This commit is contained in:
Igor Babaev
2011-05-29 11:09:05 -07:00
parent 061060eac0
commit 37f3a801f3
4 changed files with 134 additions and 0 deletions
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35
mysql-test/include/icp_tests.inc
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@ -402,6 +402,41 @@ SELECT * FROM t2;
DROP TABLE t1, t2;
--echo #
--echo # Bug#52605 - "Adding LIMIT 1 clause to query with complex range
--echo # predicate causes wrong results"
--echo #
CREATE TABLE t1 (
pk INT NOT NULL,
c1 INT,
PRIMARY KEY (pk),
KEY k1 (c1)
);
INSERT INTO t1 VALUES (1,NULL);
INSERT INTO t1 VALUES (2,6);
INSERT INTO t1 VALUES (3,NULL);
INSERT INTO t1 VALUES (4,6);
INSERT INTO t1 VALUES (5,NULL);
INSERT INTO t1 VALUES (6,NULL);
INSERT INTO t1 VALUES (7,9);
INSERT INTO t1 VALUES (8,0);
SELECT pk, c1
FROM t1
WHERE (pk BETWEEN 4 AND 5 OR pk < 2) AND c1 < 240
ORDER BY c1
LIMIT 1;
EXPLAIN SELECT pk, c1
FROM t1
WHERE (pk BETWEEN 4 AND 5 OR pk < 2) AND c1 < 240
ORDER BY c1
LIMIT 1;
DROP TABLE t1;
--echo #
--echo # Bug#59259 "Incorrect rows returned for a correlated subquery
--echo # when ICP is on"