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Merge dl145s.mysql.com:/data/bk/team_tree_merge/mysql-5.0

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into  dl145s.mysql.com:/data/bk/team_tree_merge/MERGE/mysql-5.0-opt
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gkodinov@dl145s.mysql.com
2006-10-19 14:37:49 +02:00
parent 9c0b872662 3a4a9521d8
commit 892495acaf
43 changed files with 1096 additions and 202 deletions
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94
mysql-test/r/select.result
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@ -3517,3 +3517,97 @@ id a b c d e
2 NULL NULL NULL 2 40
2 NULL NULL NULL 2 50
DROP TABLE t1,t2,t3;
create table t1 (c1 varchar(1), c2 int, c3 int, c4 int, c5 int, c6 int,
c7 int, c8 int, c9 int, fulltext key (`c1`));
select distinct match (`c1`) against ('z') , c2, c3, c4,c5, c6,c7, c8
from t1 where c9=1 order by c2, c2;
match (`c1`) against ('z') c2 c3 c4 c5 c6 c7 c8
drop table t1;
CREATE TABLE t1 (pk varchar(10) PRIMARY KEY, fk varchar(16));
CREATE TABLE t2 (pk varchar(16) PRIMARY KEY, fk varchar(10));
INSERT INTO t1 VALUES
('d','dddd'), ('i','iii'), ('a','aa'), ('b','bb'), ('g','gg'),
('e','eee'), ('c','cccc'), ('h','hhh'), ('j','jjj'), ('f','fff');
INSERT INTO t2 VALUES
('jjj', 'j'), ('cc','c'), ('ccc','c'), ('aaa', 'a'), ('jjjj','j'),
('hhh','h'), ('gg','g'), ('fff','f'), ('ee','e'), ('ffff','f'),
('bbb','b'), ('ff','f'), ('cccc','c'), ('dddd','d'), ('jj','j'),
('aaaa','a'), ('bb','b'), ('eeee','e'), ('aa','a'), ('hh','h');
EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk < 'c' AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk BETWEEN 'a' AND 'b' AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
EXPLAIN SELECT t2.*
FROM t1 JOIN t2 ON t2.fk=t1.pk
WHERE t2.fk IN ('a','b') AND t2.pk=t1.fk;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where
DROP TABLE t1,t2;
CREATE TABLE t1 (a int, b varchar(20) NOT NULL, PRIMARY KEY(a));
CREATE TABLE t2 (a int, b varchar(20) NOT NULL,
PRIMARY KEY (a), UNIQUE KEY (b));
INSERT INTO t1 VALUES (1,'a'),(2,'b'),(3,'c');
INSERT INTO t2 VALUES (1,'a'),(2,'b'),(3,'c');
EXPLAIN SELECT t1.a FROM t1 LEFT JOIN t2 ON t2.b=t1.b WHERE t1.a=3;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 const b b 22 const 1 Using index
DROP TABLE t1,t2;
CREATE TABLE t1(id int PRIMARY KEY, b int, e int);
CREATE TABLE t2(i int, a int, INDEX si(i), INDEX ai(a));
CREATE TABLE t3(a int PRIMARY KEY, c char(4), INDEX ci(c));
INSERT INTO t1 VALUES
(1,10,19), (2,20,22), (4,41,42), (9,93,95), (7, 77,79),
(6,63,67), (5,55,58), (3,38,39), (8,81,89);
INSERT INTO t2 VALUES
(21,210), (41,410), (82,820), (83,830), (84,840),
(65,650), (51,510), (37,370), (94,940), (76,760),
(22,220), (33,330), (40,400), (95,950), (38,380),
(67,670), (88,880), (57,570), (96,960), (97,970);
INSERT INTO t3 VALUES
(210,'bb'), (950,'ii'), (400,'ab'), (500,'ee'), (220,'gg'),
(440,'gg'), (310,'eg'), (380,'ee'), (840,'bb'), (830,'ff'),
(230,'aa'), (960,'ii'), (410,'aa'), (510,'ee'), (290,'bb'),
(450,'gg'), (320,'dd'), (390,'hh'), (850,'jj'), (860,'ff');
EXPLAIN
SELECT t3.a FROM t1,t2 FORCE INDEX (si),t3
WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND
t3.a=t2.a AND t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si si 5 NULL 4 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2,t3
WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND
t3.a=t2.a AND t3.c IN ('bb','ee') ;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si,ai si 5 NULL 4 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2 FORCE INDEX (si),t3
WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND
t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si si 5 NULL 2 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
EXPLAIN
SELECT t3.a FROM t1,t2,t3
WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND
t3.c IN ('bb','ee');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1
1 SIMPLE t2 range si,ai si 5 NULL 2 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
DROP TABLE t1,t2,t3;