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Added test cases for LP bug #798625 and LP bug #800085

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fixed by the patch for LP bug 798621.
This commit is contained in:
Igor Babaev 2011-06-24 21:18:20 -07:00
parent 37bac085da
commit c68020210f
4 changed files with 62 additions and 0 deletions
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13
mysql-test/r/derived.result
View file

@ -464,3 +464,16 @@ a b a
255 8 8
DROP VIEW v1;
DROP TABLE t1,t2;
#
# LP bug #800085: crash with a query using a simple derived table
# (fixed by the patch for bug 798621)
#
CREATE TABLE t1 (f1 int, f2 varchar(32)) ;
INSERT INTO t1 VALUES (NULL,'j'), (8,'c');
CREATE TABLE t2 (f1 int);
INSERT INTO t2 VALUES (1), (5);
SELECT DISTINCT t.f1 FROM (SELECT * FROM t1) AS t, t2
WHERE t.f2='s' AND t.f2 LIKE '%a%' OR t.f1<>0 ORDER BY t.f2;
f1
8
DROP TABLE t1, t2;

17
mysql-test/r/view.result
View file

@ -4207,6 +4207,23 @@ Warnings:
Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a` from `test`.`t1` left join `test`.`t2` on((`test`.`t2`.`a` = `test`.`t1`.`a`)) where ((`test`.`t1`.`b` = 1) or ((`test`.`t1`.`a` = 'a') and (length(`test`.`t1`.`a`) >= `test`.`t1`.`b`)))
DROP VIEW v1;
DROP TABLE t1,t2;
# Bug#798625: duplicate of the previous one, but without crash
CREATE TABLE t1 (f1 int NOT NULL, f2 int, f3 int, f4 varchar(32), f5 int) ;
INSERT INTO t1 VALUES (20,5,2,'r', 0);
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT v1.f4 FROM v1
WHERE f1<>0 OR f2<>0 AND f4='v' AND (f2<>0 OR f3<>0 AND f5<>0 OR f4 LIKE '%b%');
f4
r
EXPLAIN EXTENDED
SELECT v1.f4 FROM v1
WHERE f1<>0 OR f2<>0 AND f4='v' AND (f2<>0 OR f3<>0 AND f5<>0 OR f4 LIKE '%b%');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00
Warnings:
Note 1003 select 'r' AS `f4` from `test`.`t1` where ((20 <> 0) or 0)
DROP VIEW v1;
DROP TABLE t1;
#
# Bug#798576: abort on a GROUP BY query over a view with left join
# that can be converted to inner join

16
mysql-test/t/derived.test
View file

@ -369,3 +369,19 @@ SELECT * FROM v1, t1 WHERE v1.b=t1.a ORDER BY v1.a;
DROP VIEW v1;
DROP TABLE t1,t2;
--echo #
--echo # LP bug #800085: crash with a query using a simple derived table
--echo # (fixed by the patch for bug 798621)
--echo #
CREATE TABLE t1 (f1 int, f2 varchar(32)) ;
INSERT INTO t1 VALUES (NULL,'j'), (8,'c');
CREATE TABLE t2 (f1 int);
INSERT INTO t2 VALUES (1), (5);
SELECT DISTINCT t.f1 FROM (SELECT * FROM t1) AS t, t2
WHERE t.f2='s' AND t.f2 LIKE '%a%' OR t.f1<>0 ORDER BY t.f2;
DROP TABLE t1, t2;

16
mysql-test/t/view.test
View file

@ -4156,6 +4156,22 @@ SELECT * FROM v1 LEFT JOIN t2 ON t2.a = v1.a
DROP VIEW v1;
DROP TABLE t1,t2;
--echo # Bug#798625: duplicate of the previous one, but without crash
CREATE TABLE t1 (f1 int NOT NULL, f2 int, f3 int, f4 varchar(32), f5 int) ;
INSERT INTO t1 VALUES (20,5,2,'r', 0);
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT v1.f4 FROM v1
WHERE f1<>0 OR f2<>0 AND f4='v' AND (f2<>0 OR f3<>0 AND f5<>0 OR f4 LIKE '%b%');
EXPLAIN EXTENDED
SELECT v1.f4 FROM v1
WHERE f1<>0 OR f2<>0 AND f4='v' AND (f2<>0 OR f3<>0 AND f5<>0 OR f4 LIKE '%b%');
DROP VIEW v1;
DROP TABLE t1;
--echo #
--echo # Bug#798576: abort on a GROUP BY query over a view with left join
--echo # that can be converted to inner join