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Merge with the latest changes in the 5.2 tree.

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Igor Babaev
2010-03-29 14:16:12 -07:00
parent 7e4d89c973 2c77c9ea25
commit 1a507f4ffd
387 changed files with 12736 additions and 2855 deletions
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148
mysql-test/r/select_pkeycache.result
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@ -4440,6 +4440,154 @@ SELECT 1 FROM t2 JOIN t1 ON 1=1
WHERE a != '1' AND NOT a >= b OR NOT ROW(b,a )<> ROW(a,a);
1
DROP TABLE t1,t2;
#
# Bug #49199: Optimizer handles incorrectly:
# field='const1' AND field='const2' in some cases
CREATE TABLE t1(a DATETIME NOT NULL);
INSERT INTO t1 VALUES('2001-01-01');
SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
a
2001-01-01 00:00:00
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
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 '2001-01-01 00:00:00' AS `a` from `test`.`t1` where 1
DROP TABLE t1;
CREATE TABLE t1(a DATE NOT NULL);
INSERT INTO t1 VALUES('2001-01-01');
SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
a
2001-01-01
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
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 '2001-01-01' AS `a` from `test`.`t1` where 1
DROP TABLE t1;
CREATE TABLE t1(a TIMESTAMP NOT NULL);
INSERT INTO t1 VALUES('2001-01-01');
SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
a
2001-01-01 00:00:00
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a='2001-01-01 00:00:00';
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 '2001-01-01 00:00:00' AS `a` from `test`.`t1` where 1
DROP TABLE t1;
CREATE TABLE t1(a DATETIME NOT NULL, b DATE NOT NULL);
INSERT INTO t1 VALUES('2001-01-01', '2001-01-01');
SELECT * FROM t1 WHERE a='2001-01-01' AND a=b AND b='2001-01-01 00:00:00';
a b
2001-01-01 00:00:00 2001-01-01
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a=b AND b='2001-01-01 00:00:00';
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 '2001-01-01 00:00:00' AS `a`,'2001-01-01' AS `b` from `test`.`t1` where 1
DROP TABLE t1;
CREATE TABLE t1(a DATETIME NOT NULL, b VARCHAR(20) NOT NULL);
INSERT INTO t1 VALUES('2001-01-01', '2001-01-01');
SELECT * FROM t1 WHERE a='2001-01-01' AND a=b AND b='2001-01-01 00:00:00';
a b
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a=b AND b='2001-01-01 00:00:00';
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
Warnings:
Note 1003 select '2001-01-01 00:00:00' AS `a`,'2001-01-01' AS `b` from `test`.`t1` where 0
SELECT * FROM t1 WHERE a='2001-01-01 00:00:00' AND a=b AND b='2001-01-01';
a b
2001-01-01 00:00:00 2001-01-01
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01 00:00:00' AND a=b AND b='2001-01-01';
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 '2001-01-01 00:00:00' AS `a`,'2001-01-01' AS `b` from `test`.`t1` where 1
DROP TABLE t1;
CREATE TABLE t1(a DATETIME NOT NULL, b DATE NOT NULL);
INSERT INTO t1 VALUES('2001-01-01', '2001-01-01');
SELECT x.a, y.a, z.a FROM t1 x
JOIN t1 y ON x.a=y.a
JOIN t1 z ON y.a=z.a
WHERE x.a='2001-01-01' AND z.a='2001-01-01 00:00:00';
a a a
2001-01-01 00:00:00 2001-01-01 00:00:00 2001-01-01 00:00:00
EXPLAIN EXTENDED SELECT x.a, y.a, z.a FROM t1 x
JOIN t1 y ON x.a=y.a
JOIN t1 z ON y.a=z.a
WHERE x.a='2001-01-01' AND z.a='2001-01-01 00:00:00';
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE x system NULL NULL NULL NULL 1 100.00
1 SIMPLE y system NULL NULL NULL NULL 1 100.00
1 SIMPLE z system NULL NULL NULL NULL 1 100.00
Warnings:
Note 1003 select '2001-01-01 00:00:00' AS `a`,'2001-01-01 00:00:00' AS `a`,'2001-01-01 00:00:00' AS `a` from `test`.`t1` `x` join `test`.`t1` `y` join `test`.`t1` `z` where 1
DROP TABLE t1;
#
# Bug #49897: crash in ptr_compare when char(0) NOT NULL
# column is used for ORDER BY
#
SET @old_sort_buffer_size= @@session.sort_buffer_size;
SET @@sort_buffer_size= 40000;
CREATE TABLE t1(a CHAR(0) NOT NULL);
INSERT INTO t1 VALUES (0), (0), (0);
INSERT INTO t1 SELECT t11.a FROM t1 t11, t1 t12;
INSERT INTO t1 SELECT t11.a FROM t1 t11, t1 t12;
INSERT INTO t1 SELECT t11.a FROM t1 t11, t1 t12;
EXPLAIN SELECT a FROM t1 ORDER BY a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 24492
SELECT a FROM t1 ORDER BY a;
DROP TABLE t1;
CREATE TABLE t1(a CHAR(0) NOT NULL, b CHAR(0) NOT NULL, c int);
INSERT INTO t1 VALUES (0, 0, 0), (0, 0, 2), (0, 0, 1);
INSERT INTO t1 SELECT t11.a, t11.b, t11.c FROM t1 t11, t1 t12;
INSERT INTO t1 SELECT t11.a, t11.b, t11.c FROM t1 t11, t1 t12;
INSERT INTO t1 SELECT t11.a, t11.b, t11.c FROM t1 t11, t1 t12;
EXPLAIN SELECT a FROM t1 ORDER BY a LIMIT 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 24492
SELECT a FROM t1 ORDER BY a LIMIT 5;
a
EXPLAIN SELECT * FROM t1 ORDER BY a, b LIMIT 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 24492
SELECT * FROM t1 ORDER BY a, b LIMIT 5;
a b c
0
2
1
0
2
EXPLAIN SELECT * FROM t1 ORDER BY a, b, c LIMIT 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 24492 Using filesort
SELECT * FROM t1 ORDER BY a, b, c LIMIT 5;
a b c
0
0
0
0
0
EXPLAIN SELECT * FROM t1 ORDER BY c, a LIMIT 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 24492 Using filesort
SELECT * FROM t1 ORDER BY c, a LIMIT 5;
a b c
0
0
0
0
0
SET @@sort_buffer_size= @old_sort_buffer_size;
DROP TABLE t1;
End of 5.0 tests
create table t1(a INT, KEY (a));
INSERT INTO t1 VALUES (1),(2),(3),(4),(5);