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backport a test case for a 5.5 bug fix from the 5.6 tree

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Sergei Golubchik
2013-01-15 19:15:51 +01:00
parent d3935adf7a
commit 1f0e6837d1
3 changed files with 170 additions and 0 deletions
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60
mysql-test/r/subselect_sj.result
View File

@ -2767,4 +2767,64 @@ GROUP BY b
HAVING t1sum <> 1;
t1sum b
DROP TABLE t1, t2;
#
# MySQL Bug#13340270: assertion table->sort.record_pointers == __null
#
CREATE TABLE t1 (
pk int NOT NULL,
col_int_key int DEFAULT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
col_varchar_nokey varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_int_key (col_int_key),
KEY col_varchar_key (col_varchar_key, col_int_key)
) ENGINE=InnoDB;
Warnings:
Warning 1286 Unknown storage engine 'InnoDB'
Warning 1266 Using storage engine MyISAM for table 't1'
INSERT INTO t1 VALUES
(10,8,'x','x'),
(11,7,'d','d'),
(12,1,'r','r'),
(13,7,'f','f'),
(14,9,'y','y'),
(15,NULL,'u','u'),
(16,1,'m','m'),
(17,9,NULL,NULL),
(18,2,'o','o'),
(19,9,'w','w'),
(20,2,'m','m'),
(21,4,'q','q');
CREATE TABLE t2
SELECT alias1.col_varchar_nokey AS field1
FROM t1 AS alias1 JOIN t1 AS alias2
ON alias2.col_int_key = alias1.pk OR
alias2.col_int_key = alias1.col_int_key
WHERE alias1.pk = 58 OR alias1.col_varchar_key = 'o'
;
EXPLAIN SELECT *
FROM t2
WHERE (field1) IN (SELECT alias1.col_varchar_nokey AS field1
FROM t1 AS alias1 JOIN t1 AS alias2
ON alias2.col_int_key = alias1.pk OR
alias2.col_int_key = alias1.col_int_key
WHERE alias1.pk = 58 OR alias1.col_varchar_key = 'o'
);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2
1 PRIMARY alias1 index_merge PRIMARY,col_int_key,col_varchar_key PRIMARY,col_varchar_key 4,4 NULL 2 Using sort_union(PRIMARY,col_varchar_key); Using where
1 PRIMARY alias2 ALL col_int_key NULL NULL NULL 12 Range checked for each record (index map: 0x2); FirstMatch(t2)
SELECT *
FROM t2
WHERE (field1) IN (SELECT alias1.col_varchar_nokey AS field1
FROM t1 AS alias1 JOIN t1 AS alias2
ON alias2.col_int_key = alias1.pk OR
alias2.col_int_key = alias1.col_int_key
WHERE alias1.pk = 58 OR alias1.col_varchar_key = 'o'
);
field1
o
o
DROP TABLE t1, t2;
set optimizer_switch=@subselect_sj_tmp;

60
mysql-test/r/subselect_sj_jcl6.result
View File

@ -2781,6 +2781,66 @@ GROUP BY b
HAVING t1sum <> 1;
t1sum b
DROP TABLE t1, t2;
#
# MySQL Bug#13340270: assertion table->sort.record_pointers == __null
#
CREATE TABLE t1 (
pk int NOT NULL,
col_int_key int DEFAULT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
col_varchar_nokey varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_int_key (col_int_key),
KEY col_varchar_key (col_varchar_key, col_int_key)
) ENGINE=InnoDB;
Warnings:
Warning 1286 Unknown storage engine 'InnoDB'
Warning 1266 Using storage engine MyISAM for table 't1'
INSERT INTO t1 VALUES
(10,8,'x','x'),
(11,7,'d','d'),
(12,1,'r','r'),
(13,7,'f','f'),
(14,9,'y','y'),
(15,NULL,'u','u'),
(16,1,'m','m'),
(17,9,NULL,NULL),
(18,2,'o','o'),
(19,9,'w','w'),
(20,2,'m','m'),
(21,4,'q','q');
CREATE TABLE t2
SELECT alias1.col_varchar_nokey AS field1
FROM t1 AS alias1 JOIN t1 AS alias2
ON alias2.col_int_key = alias1.pk OR
alias2.col_int_key = alias1.col_int_key
WHERE alias1.pk = 58 OR alias1.col_varchar_key = 'o'
;
EXPLAIN SELECT *
FROM t2
WHERE (field1) IN (SELECT alias1.col_varchar_nokey AS field1
FROM t1 AS alias1 JOIN t1 AS alias2
ON alias2.col_int_key = alias1.pk OR
alias2.col_int_key = alias1.col_int_key
WHERE alias1.pk = 58 OR alias1.col_varchar_key = 'o'
);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2
1 PRIMARY alias1 index_merge PRIMARY,col_int_key,col_varchar_key PRIMARY,col_varchar_key 4,4 NULL 2 Using sort_union(PRIMARY,col_varchar_key); Using where
1 PRIMARY alias2 ALL col_int_key NULL NULL NULL 12 Range checked for each record (index map: 0x2); FirstMatch(t2)
SELECT *
FROM t2
WHERE (field1) IN (SELECT alias1.col_varchar_nokey AS field1
FROM t1 AS alias1 JOIN t1 AS alias2
ON alias2.col_int_key = alias1.pk OR
alias2.col_int_key = alias1.col_int_key
WHERE alias1.pk = 58 OR alias1.col_varchar_key = 'o'
);
field1
o
o
DROP TABLE t1, t2;
set optimizer_switch=@subselect_sj_tmp;
#
# BUG#49129: Wrong result with IN-subquery with join_cache_level=6 and firstmatch=off