~drizzle-trunk/drizzle/development

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drop table if exists t1, t2, t3;
CREATE TABLE t1 (
event_date date NULL,
type int DEFAULT '0' NOT NULL,
event_id int DEFAULT '0' NOT NULL,
PRIMARY KEY (event_date,type,event_id)
);
INSERT INTO t1 VALUES ('1999-07-10',100100,24), ('1999-07-11',100100,25),
('1999-07-13',100600,0), ('1999-07-13',100600,4), ('1999-07-13',100600,26),
('1999-07-14',100600,10), ('1999-07-15',100600,16), ('1999-07-15',100800,45),
('1999-07-15',101000,47), ('1999-07-16',100800,46), ('1999-07-20',100600,5),
('1999-07-20',100600,27), ('1999-07-21',100600,11), ('1999-07-22',100600,17),
('1999-07-23',100100,39), ('1999-07-24',100100,39), ('1999-07-24',100500,40),
('1999-07-25',100100,39), ('1999-07-27',100600,1), ('1999-07-27',100600,6),
('1999-07-27',100600,28), ('1999-07-28',100600,12), ('1999-07-29',100500,41),
('1999-07-29',100600,18), ('1999-07-30',100500,41), ('1999-07-31',100500,41),
('1999-08-01',100700,34), ('1999-08-03',100600,7), ('1999-08-03',100600,29),
('1999-08-04',100600,13), ('1999-08-05',100500,42), ('1999-08-05',100600,19),
('1999-08-06',100500,42), ('1999-08-07',100500,42), ('1999-08-08',100500,42),
('1999-08-10',100600,2), ('1999-08-10',100600,9), ('1999-08-10',100600,30),
('1999-08-11',100600,14), ('1999-08-12',100600,20), ('1999-08-17',100500,8),
('1999-08-17',100600,31), ('1999-08-18',100600,15), ('1999-08-19',100600,22),
('1999-08-24',100600,3), ('1999-08-24',100600,32), ('1999-08-27',100500,43),
('1999-08-31',100600,33), ('1999-09-17',100100,37), ('1999-09-18',100100,37),
('1999-09-19',100100,37), ('2000-12-18',100700,38);
select event_date,type,event_id from t1 WHERE event_date >= "1999-07-01" AND event_date < "1999-07-15" AND (type=100600 OR type=100100) ORDER BY event_date;
event_date	type	event_id
1999-07-10	100100	24
1999-07-11	100100	25
1999-07-13	100600	0
1999-07-13	100600	4
1999-07-13	100600	26
1999-07-14	100600	10
explain select event_date,type,event_id from t1 WHERE type = 100601 and event_date >= "1999-07-01" AND event_date < "1999-07-15" AND (type=100600 OR type=100100) ORDER BY event_date;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
select event_date,type,event_id from t1 WHERE event_date >= "1999-07-01" AND event_date <= "1999-07-15" AND (type=100600 OR type=100100) or event_date >= "1999-07-01" AND event_date <= "1999-07-15" AND type=100099;
event_date	type	event_id
1999-07-10	100100	24
1999-07-11	100100	25
1999-07-13	100600	0
1999-07-13	100600	4
1999-07-13	100600	26
1999-07-14	100600	10
1999-07-15	100600	16
drop table t1;
CREATE TABLE t1 (
PAPER_ID int DEFAULT '0' NOT NULL,
YEAR int DEFAULT '0' NOT NULL,
ISSUE int DEFAULT '0' NOT NULL,
CLOSED int DEFAULT '0' NOT NULL,
ISS_DATE date,
PRIMARY KEY (PAPER_ID,YEAR,ISSUE)
);
INSERT INTO t1 VALUES (3,1999,34,0,'1999-07-12'), (1,1999,111,0,'1999-03-23'),
(1,1999,222,0,'1999-03-23'), (3,1999,33,0,'1999-07-12'),
(3,1999,32,0,'1999-07-12'), (3,1999,31,0,'1999-07-12'),
(3,1999,30,0,'1999-07-12'), (3,1999,29,0,'1999-07-12'),
(3,1999,28,0,'1999-07-12'), (1,1999,40,1,'1999-05-01'),
(1,1999,41,1,'1999-05-01'), (1,1999,42,1,'1999-05-01'),
(1,1999,46,1,'1999-05-01'), (1,1999,47,1,'1999-05-01'),
(1,1999,48,1,'1999-05-01'), (1,1999,49,1,'1999-05-01'),
(1,1999,50,0,'1999-05-01'), (1,1999,51,0,'1999-05-01'),
(1,1999,200,0,'1999-06-28'), (1,1999,52,0,'1999-06-28'),
(1,1999,53,0,'1999-06-28'), (1,1999,54,0,'1999-06-28'),
(1,1999,55,0,'1999-06-28'), (1,1999,56,0,'1999-07-01'),
(1,1999,57,0,'1999-07-01'), (1,1999,58,0,'1999-07-01'),
(1,1999,59,0,'1999-07-01'), (1,1999,60,0,'1999-07-01'),
(3,1999,35,0,'1999-07-12');
select YEAR,ISSUE from t1 where PAPER_ID=3 and (YEAR>1999 or (YEAR=1999 and ISSUE>28))  order by YEAR,ISSUE;
YEAR	ISSUE
1999	29
1999	30
1999	31
1999	32
1999	33
1999	34
1999	35
check table t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
drop table t1;
CREATE TABLE t1 (
id int NOT NULL auto_increment,
parent_id int DEFAULT '0' NOT NULL,
level int DEFAULT '0' NOT NULL,
PRIMARY KEY (id),
KEY parent_id (parent_id),
KEY level (level)
);
INSERT INTO t1 VALUES (1,0,0), (3,1,1), (4,1,1), (8,2,2), (9,2,2), (17,3,2),
(22,4,2), (24,4,2), (28,5,2), (29,5,2), (30,5,2), (31,6,2), (32,6,2), (33,6,2),
(203,7,2), (202,7,2), (20,3,2), (157,0,0), (193,5,2), (40,7,2), (2,1,1),
(15,2,2), (6,1,1), (34,6,2), (35,6,2), (16,3,2), (7,1,1), (36,7,2), (18,3,2),
(26,5,2), (27,5,2), (183,4,2), (38,7,2), (25,5,2), (37,7,2), (21,4,2),
(19,3,2), (5,1,1), (179,5,2);
SELECT * FROM t1 WHERE level = 1 AND parent_id = 1;
id	parent_id	level
2	1	1
3	1	1
4	1	1
5	1	1
6	1	1
7	1	1
SELECT * FROM t1 WHERE level = 1 AND parent_id = 1 order by id;
id	parent_id	level
2	1	1
3	1	1
4	1	1
5	1	1
6	1	1
7	1	1
drop table t1;
create table t1(
Satellite		varchar(25)	not null,
SensorMode		varchar(25)	not null,
FullImageCornersUpperLeftLongitude	double	not null,
FullImageCornersUpperRightLongitude	double	not null,
FullImageCornersUpperRightLatitude	double	not null,
FullImageCornersLowerRightLatitude	double	not null,
index two (Satellite, SensorMode, FullImageCornersUpperLeftLongitude, FullImageCornersUpperRightLongitude, FullImageCornersUpperRightLatitude, FullImageCornersLowerRightLatitude));
insert into t1 values("OV-3","PAN1",91,-92,40,50);
insert into t1 values("OV-4","PAN1",91,-92,40,50);
select * from t1 where t1.Satellite = "OV-3" and t1.SensorMode = "PAN1" and t1.FullImageCornersUpperLeftLongitude > -90.000000 and t1.FullImageCornersUpperRightLongitude < -82.000000;
Satellite	SensorMode	FullImageCornersUpperLeftLongitude	FullImageCornersUpperRightLongitude	FullImageCornersUpperRightLatitude	FullImageCornersLowerRightLatitude
OV-3	PAN1	91	-92	40	50
drop table t1;
create table t1 ( aString char(100) not null default "", key aString (aString(10)) );
insert t1 (aString) values ( "believe in myself" ), ( "believe" ), ("baaa" ), ( "believe in love");
select * from t1 where aString < "believe in myself" order by aString;
aString
baaa
believe
believe in love
select * from t1 where aString > "believe in love" order by aString;
aString
believe in myself
alter table t1 drop key aString;
select * from t1 where aString < "believe in myself" order by aString;
aString
baaa
believe
believe in love
select * from t1 where aString > "believe in love" order by aString;
aString
believe in myself
drop table t1;
CREATE TEMPORARY TABLE t1 (
t1ID int NOT NULL auto_increment,
art varbinary(1) NOT NULL default '',
KNR char(5) NOT NULL default '',
RECHNR char(6) NOT NULL default '',
POSNR char(2) NOT NULL default '',
ARTNR char(10) NOT NULL default '',
TEX char(70) NOT NULL default '',
PRIMARY KEY  (t1ID),
KEY IdxArt (art),
KEY IdxKnr (KNR),
KEY IdxArtnr (ARTNR)
) ENGINE=MyISAM;
INSERT INTO t1 (art) VALUES ('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j');
select count(*) from t1 where upper(art) = 'J';
count(*)
213
select count(*) from t1 where art = 'J' or art = 'j';
count(*)
602
select count(*) from t1 where art = 'j' or art = 'J';
count(*)
602
select count(*) from t1 where art = 'j';
count(*)
389
select count(*) from t1 where art = 'J';
count(*)
213
drop table t1;
create table t1 (x int, y int, index(x), index(y));
insert into t1 (x) values (1),(2),(3),(4),(5),(6),(7),(8),(9);
update t1 set y=x;
explain select * from t1, t1 t2 where t1.y = 8 and t2.x between 7 and t1.y+0;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	y	y	5	const	1	Using where
1	SIMPLE	t2	range	x	x	5	NULL	2	Using where; Using join buffer
explain select * from t1, t1 t2 where t1.y = 8 and t2.x >= 7 and t2.x <= t1.y+0;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	y	y	5	const	1	Using where
1	SIMPLE	t2	range	x	x	5	NULL	2	Using where; Using join buffer
explain select * from t1, t1 t2 where t1.y = 2 and t2.x between t1.y-1 and t1.y+1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	y	y	5	const	1	Using where
1	SIMPLE	t2	range	x	x	5	NULL	3	Using where; Using join buffer
explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= t1.y-1 and t2.x <= t1.y+1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	y	y	5	const	1	Using where
1	SIMPLE	t2	range	x	x	5	NULL	3	Using where; Using join buffer
explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 0 and t1.y;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	y	y	5	const	1	Using where
1	SIMPLE	t2	range	x	x	5	NULL	2	Using where; Using join buffer
explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 0 and t2.x <= t1.y;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	y	y	5	const	1	Using where
1	SIMPLE	t2	range	x	x	5	NULL	2	Using where; Using join buffer
explain select count(*) from t1 where x in (1);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	x	x	5	const	1	Using where; Using index
explain select count(*) from t1 where x in (1,2);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	x	x	5	NULL	9	Using where; Using index
drop table t1;
CREATE TABLE t1 (key1 int NOT NULL default '0', KEY i1 (key1));
INSERT INTO t1 VALUES (0),(0),(0),(0),(0),(1),(1);
CREATE TABLE t2 (keya int NOT NULL default '0', KEY j1 (keya));
INSERT INTO t2 VALUES (0),(0),(1),(1),(2),(2);
explain select * from t1, t2 where (t1.key1 <t2.keya + 1) and t2.keya=3;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2	ref	j1	j1	4	const	1	Using index
1	SIMPLE	t1	range	i1	i1	4	NULL	3	Using where; Using index; Using join buffer
explain select * from t1 force index(i1), t2 force index(j1) where 
(t1.key1 <t2.keya + 1) and t2.keya=3;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2	ref	j1	j1	4	const	1	Using index
1	SIMPLE	t1	range	i1	i1	4	NULL	3	Using where; Using index; Using join buffer
DROP TABLE t1,t2;
CREATE TEMPORARY TABLE t1 (
a int default NULL,
b int default NULL,
KEY a (a),
KEY b (b)
) ENGINE=MyISAM;
INSERT INTO t1 VALUES
(1,1),(2,1),(3,1),(4,1),(5,1),(6,1),(7,1),(8,1),(9,1),(10,2),(10,2),
(13,2),(14,2),(15,2),(16,2),(17,3),(17,3),(16,3),(17,3),(19,3),(20,3),
(21,4),(22,5),(23,5),(24,5),(25,5),(26,5),(30,5),(31,5),(32,5),(33,5),
(33,5),(33,5),(33,5),(33,5),(34,5),(35,5);
EXPLAIN SELECT * FROM t1 WHERE a IN(1,2) AND b=5;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	a,b	a	5	NULL	2	Using where
SELECT * FROM t1 WHERE a IN(1,2) AND b=5;
a	b
DROP TABLE t1;
CREATE TABLE t1 (a int, b int, c int, INDEX (c,a,b));
INSERT INTO t1 VALUES (1,0,0),(1,0,0),(1,0,0);
INSERT INTO t1 VALUES (0,1,0),(0,1,0),(0,1,0);
SELECT COUNT(*) FROM t1 WHERE (c=0 and a=1) or (c=0 and b=1);
COUNT(*)
6
SELECT COUNT(*) FROM t1 WHERE (c=0 and b=1) or (c=0 and a=1);
COUNT(*)
6
DROP TABLE t1;
CREATE TABLE t1 ( a int not null, b int not null, INDEX ab(a,b) );
INSERT INTO t1 VALUES (47,1), (70,1), (15,1), (15, 4);
SELECT * FROM t1
WHERE
(
( b =1 AND a BETWEEN 14 AND 21 ) OR
( b =2 AND a BETWEEN 16 AND 18 ) OR
( b =3 AND a BETWEEN 15 AND 19 ) OR
(a BETWEEN 19 AND 47)
);
a	b
15	1
47	1
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 (
id int NOT NULL AUTO_INCREMENT ,
line int NOT NULL default '0',
columnid int NOT NULL default '0',
owner int NOT NULL default '0',
ordinal int NOT NULL default '0',
showid int NOT NULL default '1',
tableid int NOT NULL default '1',
content int NOT NULL default '188',
PRIMARY KEY ( owner, id ) ,
KEY menu( owner, showid, columnid ) ,
KEY `COLUMN` ( owner, columnid, line ) ,
KEY `LINES` ( owner, tableid, content, id ) ,
KEY recount( owner, line ) 
) ENGINE = MYISAM;
INSERT into t1 (owner,id,columnid,line) values (11,15,15,1),(11,13,13,5);
SELECT id, columnid, tableid, content, showid, line, ordinal FROM t1 WHERE owner=11 AND ((columnid IN ( 15, 13, 14 ) AND line IN ( 1, 2, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 31 )) OR (columnid IN ( 13, 14 ) AND line IN ( 15 ))) LIMIT 0 , 30;
id	columnid	tableid	content	showid	line	ordinal
13	13	1	188	1	5	0
15	15	1	188	1	1	0
drop table t1;
create  table t1 (id int primary key);
insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9);
select id from t1 where id in (2,5,9) ;
id
2
5
9
select id from t1 where id=2 or id=5 or id=9 ;
id
2
5
9
drop table t1;
create table t1 ( id1 int not null, id2 int not null, idnull int null, c char(20), primary key (id1,id2));
insert into t1 values (0,1,NULL,"aaa"), (1,1,NULL,"aaa"), (2,1,NULL,"aaa"),
(3,1,NULL,"aaa"), (4,1,NULL,"aaa"), (5,1,NULL,"aaa"),
(6,1,NULL,"aaa"), (7,1,NULL,"aaa"), (8,1,NULL,"aaa"),
(9,1,NULL,"aaa"), (10,1,NULL,"aaa"), (11,1,NULL,"aaa"),
(12,1,NULL,"aaa"), (13,1,NULL,"aaa"), (14,1,NULL,"aaa"),
(15,1,NULL,"aaa"), (16,1,NULL,"aaa"), (17,1,NULL,"aaa"),
(18,1,NULL,"aaa"), (19,1,NULL,"aaa"), (20,1,NULL,"aaa");
select a.id1, b.idnull from t1 as a, t1 as b where a.id2=1 and a.id1=1 and b.id1=a.idnull order by b.id2 desc limit 1;
id1	idnull
drop table t1;
create table t1 (
id int not null auto_increment,
name char(1) not null,
uid int not null,
primary key (id),
index uid_index (uid));
create table t2 (
id int not null auto_increment,
name char(1) not null,
uid int not null,
primary key (id),
index uid_index (uid));
insert into t1(id, uid, name) values(1, 0, ' ');
insert into t1(uid, name) values(0, ' ');
insert into t2(uid, name) select uid, name from t1;
insert into t1(uid, name) select uid, name from t2;
insert into t2(uid, name) select uid, name from t1;
insert into t1(uid, name) select uid, name from t2;
insert into t2(uid, name) select uid, name from t1;
insert into t1(uid, name) select uid, name from t2;
insert into t2(uid, name) select uid, name from t1;
insert into t1(uid, name) select uid, name from t2;
insert into t2(uid, name) select uid, name from t1;
insert into t1(uid, name) select uid, name from t2;
insert into t2(uid, name) select uid, name from t1;
insert into t2(uid, name) select uid, name from t1;
insert into t2(uid, name) select uid, name from t1;
insert into t2(uid, name) select uid, name from t1;
insert into t1(uid, name) select uid, name from t2;
delete from t2;
insert into t2(uid, name) values 
(1, CHAR(64+1)),
(2, CHAR(64+2)),
(3, CHAR(64+3)),
(4, CHAR(64+4)),
(5, CHAR(64+5)),
(6, CHAR(64+6)),
(7, CHAR(64+7)),
(8, CHAR(64+8)),
(9, CHAR(64+9)),
(10, CHAR(64+10)),
(11, CHAR(64+11)),
(12, CHAR(64+12)),
(13, CHAR(64+13)),
(14, CHAR(64+14)),
(15, CHAR(64+15)),
(16, CHAR(64+16)),
(17, CHAR(64+17)),
(18, CHAR(64+18)),
(19, CHAR(64+19)),
(20, CHAR(64+20)),
(21, CHAR(64+21)),
(22, CHAR(64+22)),
(23, CHAR(64+23)),
(24, CHAR(64+24)),
(25, CHAR(64+25)),
(26, CHAR(64+26));
insert into t1(uid, name) select uid, name from t2 order by uid;
delete from t2;
insert into t2(id, uid, name) select id, uid, name from t1;
select count(*) from t1;
count(*)
1026
select count(*) from t2;
count(*)
1026
analyze table t1,t2;
Table	Op	Msg_type	Msg_text
test.t1	analyze	status	OK
test.t2	analyze	status	OK
explain select * from t1, t2  where t1.uid=t2.uid AND t1.uid > 0;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	range	uid_index	uid_index	4	#	#	Using where
1	SIMPLE	#	ref	uid_index	uid_index	4	#	#	
explain select * from t1, t2  where t1.uid=t2.uid AND t2.uid > 0;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	range	uid_index	uid_index	4	#	#	Using where
1	SIMPLE	#	ref	uid_index	uid_index	4	#	#	
explain select * from t1, t2  where t1.uid=t2.uid AND t1.uid != 0;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	range	uid_index	uid_index	4	#	#	Using where
1	SIMPLE	#	ref	uid_index	uid_index	4	#	#	
explain select * from t1, t2  where t1.uid=t2.uid AND t2.uid != 0;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	range	uid_index	uid_index	4	#	#	Using where
1	SIMPLE	#	ref	uid_index	uid_index	4	#	#	
select * from t1, t2  where t1.uid=t2.uid AND t1.uid > 0;
id	name	uid	id	name	uid
1001	A	1	1001	A	1
1002	B	2	1002	B	2
1003	C	3	1003	C	3
1004	D	4	1004	D	4
1005	E	5	1005	E	5
1006	F	6	1006	F	6
1007	G	7	1007	G	7
1008	H	8	1008	H	8
1009	I	9	1009	I	9
1010	J	10	1010	J	10
1011	K	11	1011	K	11
1012	L	12	1012	L	12
1013	M	13	1013	M	13
1014	N	14	1014	N	14
1015	O	15	1015	O	15
1016	P	16	1016	P	16
1017	Q	17	1017	Q	17
1018	R	18	1018	R	18
1019	S	19	1019	S	19
1020	T	20	1020	T	20
1021	U	21	1021	U	21
1022	V	22	1022	V	22
1023	W	23	1023	W	23
1024	X	24	1024	X	24
1025	Y	25	1025	Y	25
1026	Z	26	1026	Z	26
select * from t1, t2  where t1.uid=t2.uid AND t1.uid != 0;
id	name	uid	id	name	uid
1001	A	1	1001	A	1
1002	B	2	1002	B	2
1003	C	3	1003	C	3
1004	D	4	1004	D	4
1005	E	5	1005	E	5
1006	F	6	1006	F	6
1007	G	7	1007	G	7
1008	H	8	1008	H	8
1009	I	9	1009	I	9
1010	J	10	1010	J	10
1011	K	11	1011	K	11
1012	L	12	1012	L	12
1013	M	13	1013	M	13
1014	N	14	1014	N	14
1015	O	15	1015	O	15
1016	P	16	1016	P	16
1017	Q	17	1017	Q	17
1018	R	18	1018	R	18
1019	S	19	1019	S	19
1020	T	20	1020	T	20
1021	U	21	1021	U	21
1022	V	22	1022	V	22
1023	W	23	1023	W	23
1024	X	24	1024	X	24
1025	Y	25	1025	Y	25
1026	Z	26	1026	Z	26
drop table t1,t2;
create table t1 (x bigint not null);
insert into t1(x) values (0x0ffffffffffffff0);
insert into t1(x) values (0x0ffffffffffffff1);
select * from t1;
x
1152921504606846960
1152921504606846961
select count(*) from t1 where x>0;
count(*)
2
select count(*) from t1 where x=0;
count(*)
0
select count(*) from t1 where x<0;
count(*)
0
select count(*) from t1 where x < -16;
count(*)
0
select count(*) from t1 where x = -16;
count(*)
0
select count(*) from t1 where x > -16;
count(*)
2
select count(*) from t1 where x = 18446744073709551601;
count(*)
0
create table t2 (x bigint not null);
insert into t2(x) values (-16);
insert into t2(x) values (-15);
select * from t2;
x
-16
-15
select count(*) from t2 where x>0;
count(*)
0
select count(*) from t2 where x=0;
count(*)
0
select count(*) from t2 where x<0;
count(*)
2
select count(*) from t2 where x < -16;
count(*)
0
select count(*) from t2 where x = -16;
count(*)
1
select count(*) from t2 where x > -16;
count(*)
1
select count(*) from t2 where x = 18446744073709551601;
count(*)
1
drop table t1,t2;
create table t1 (x bigint not null primary key) engine=innodb;
insert into t1(x) values (0x0ffffffffffffff0);
insert into t1(x) values (0x0ffffffffffffff1);
select * from t1;
x
1152921504606846960
1152921504606846961
select count(*) from t1 where x>0;
count(*)
2
select count(*) from t1 where x=0;
count(*)
0
select count(*) from t1 where x<0;
count(*)
0
select count(*) from t1 where x < -16;
count(*)
0
select count(*) from t1 where x = -16;
count(*)
0
select count(*) from t1 where x > -16;
count(*)
2
select count(*) from t1 where x = 18446744073709551601;
count(*)
0
drop table t1;
create table t1 (a bigint);
create index t1i on t1(a);
insert into t1 select 18446744073709551615;
insert into t1 select 18446744073709551614;
explain select * from t1 where a <> -1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	t1i	t1i	9	NULL	2	Using where; Using index
select * from t1 where a <> -1;
a
-2
explain select * from t1 where a > -1 or a < -1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	t1i	t1i	9	NULL	2	Using where; Using index
select * from t1 where a > -1 or a < -1;
a
-2
explain select * from t1 where a > -1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	t1i	t1i	9	NULL	2	Using where; Using index
select * from t1 where a > -1;
a
explain select * from t1 where a < -1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	t1i	t1i	9	NULL	2	Using where; Using index
select * from t1 where a < -1;
a
-2
drop table t1;
create table t1 (a char(10), b text, key (a));
INSERT INTO t1 (a) VALUES
('111'),('222'),('222'),('222'),('222'),('444'),('aaa'),('AAA'),('bbb');
explain select * from t1 where a='aaa';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	a	a	43	const	2	Using where
explain select * from t1 where a=binary 'aaa';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	a	a	43	NULL	2	Using where
explain select * from t1 where a='aaa' collate utf8_bin;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	a	a	43	NULL	2	Using where
drop table t1;
CREATE TABLE t1 (
`CLIENT` char(3) collate utf8_bin NOT NULL default '000',
`ARG1` char(3) collate utf8_bin NOT NULL default '',
`ARG2` char(3) collate utf8_bin NOT NULL default '',
`FUNCTION` varchar(10) collate utf8_bin NOT NULL default '',
`FUNCTINT` int NOT NULL default '0',
KEY `VERI_CLNT~2` (`ARG1`)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES ('000',' 0',' 0','Text 001',0), ('000',' 0',' 1','Text 002',0),
('000',' 1',' 2','Text 003',0), ('000',' 2',' 3','Text 004',0),
('001',' 3',' 0','Text 017',0);
SELECT count(*) FROM t1 WHERE CLIENT='000' AND (ARG1 != ' 1' OR ARG1 != ' 2');
count(*)
4
SELECT count(*) FROM t1 WHERE CLIENT='000' AND (ARG1 != ' 2' OR ARG1 != ' 1');
count(*)
4
drop table t1;
create table t1 (a int);
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
CREATE TABLE t2 (
pk1 int NOT NULL,
pk2 int NOT NULL,
pk3 int NOT NULL,
pk4 int NOT NULL,
filler char(82),
PRIMARY KEY (pk1,pk2,pk3,pk4)
);
insert into t2 select 1, A.a+10*B.a, 432, 44, 'fillerZ' from t1 A, t1 B;
INSERT INTO t2 VALUES (2621, 2635, 0, 0,'filler'), (2621, 2635, 1, 0,'filler'),
(2621, 2635, 10, 0,'filler'), (2621, 2635, 11, 0,'filler'),
(2621, 2635, 14, 0,'filler'), (2621, 2635, 1000015, 0,'filler');
SELECT * FROM t2
WHERE ((((pk4 =0) AND (pk1 =2621) AND (pk2 =2635)))
OR ((pk4 =1) AND (((pk1 IN ( 7, 2, 1 ))) OR (pk1 =522)) AND ((pk2 IN ( 0, 2635))))
) AND (pk3 >=1000000);
pk1	pk2	pk3	pk4	filler
2621	2635	1000015	0	filler
drop table t1, t2;
create table t1(a char(2), key(a(1)));
insert into t1 values ('x'), ('xx');
explain select a from t1 where a > 'x';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	a	a	7	NULL	1	Using where
select a from t1 where a > 'x';
a
xx
drop table t1;
CREATE TABLE t1 (
OXID varchar(32) NOT NULL DEFAULT '',
OXPARENTID varchar(32) NOT NULL DEFAULT 'oxrootid',
OXLEFT int NOT NULL DEFAULT '0',
OXRIGHT int NOT NULL DEFAULT '0',
OXROOTID varchar(32) NOT NULL DEFAULT '',
PRIMARY KEY  (OXID),
KEY OXNID (OXID),
KEY OXLEFT (OXLEFT),
KEY OXRIGHT (OXRIGHT),
KEY OXROOTID (OXROOTID)
);
INSERT INTO t1 VALUES
('d8c4177d09f8b11f5.52725521','oxrootid',1,40,'d8c4177d09f8b11f5.52725521'),
('d8c4177d151affab2.81582770','d8c4177d09f8b11f5.52725521',2,3,
'd8c4177d09f8b11f5.52725521'),
('d8c4177d206a333d2.74422679','d8c4177d09f8b11f5.52725521',4,5,
'd8c4177d09f8b11f5.52725521'),
('d8c4177d225791924.30714720','d8c4177d09f8b11f5.52725521',6,7,
'd8c4177d09f8b11f5.52725521'),
('d8c4177d2380fc201.39666693','d8c4177d09f8b11f5.52725521',8,9,
'd8c4177d09f8b11f5.52725521'),
('d8c4177d24ccef970.14957924','d8c4177d09f8b11f5.52725521',10,11,
'd8c4177d09f8b11f5.52725521');
EXPLAIN
SELECT s.oxid FROM t1 v, t1 s 
WHERE s.oxrootid = 'd8c4177d09f8b11f5.52725521' AND
v.oxrootid ='d8c4177d09f8b11f5.52725521' AND
s.oxleft > v.oxleft AND s.oxleft < v.oxright;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	ALL	OXLEFT	NULL	NULL	#	#	Range checked for each record (index map: 0x4)
1	SIMPLE	#	ALL	OXLEFT,OXRIGHT,OXROOTID	NULL	NULL	#	#	Using where
SELECT s.oxid FROM t1 v, t1 s 
WHERE s.oxrootid = 'd8c4177d09f8b11f5.52725521' AND
v.oxrootid ='d8c4177d09f8b11f5.52725521' AND
s.oxleft > v.oxleft AND s.oxleft < v.oxright;
oxid
d8c4177d151affab2.81582770
d8c4177d206a333d2.74422679
d8c4177d225791924.30714720
d8c4177d2380fc201.39666693
d8c4177d24ccef970.14957924
DROP TABLE t1;
create table t1 (
c1  char(10), c2  char(10), c3  char(10), c4  char(10),
c5  char(10), c6  char(10), c7  char(10), c8  char(10),
c9  char(10), c10 char(10), c11 char(10), c12 char(10),
c13 char(10), c14 char(10), c15 char(10), c16 char(10),
index(c1, c2, c3, c4, c5, c6, c7, c8, c9, c10, c11, c12,c13,c14,c15,c16)
);
insert into t1 (c1) values ('1'),('1'),('1'),('1');
select * from t1 where
c1 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4",
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c2 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4", 
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c3 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4", 
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c4 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4", 
"abcdefg5", "123456785", "qwertyui5", "asddfg5", 
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c5 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4",
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c6 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4",
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c7 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4", 
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c8 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4", 
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c9 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4", 
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC")
and c10 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", 
"abcdefg1", "123456781", "qwertyui1", "asddfg1", 
"abcdefg2", "123456782", "qwertyui2", "asddfg2", 
"abcdefg3", "123456783", "qwertyui3", "asddfg3", 
"abcdefg4", "123456784", "qwertyui4", "asddfg4", 
"abcdefg5", "123456785", "qwertyui5", "asddfg5",
"abcdefg6", "123456786", "qwertyui6", "asddfg6",
"abcdefg7", "123456787", "qwertyui7", "asddfg7",
"abcdefg8", "123456788", "qwertyui8", "asddfg8",
"abcdefg9", "123456789", "qwertyui9", "asddfg9",
"abcdefgA", "12345678A", "qwertyuiA", "asddfgA",
"abcdefgB", "12345678B", "qwertyuiB", "asddfgB",
"abcdefgC", "12345678C", "qwertyuiC", "asddfgC");
c1	c2	c3	c4	c5	c6	c7	c8	c9	c10	c11	c12	c13	c14	c15	c16
drop table t1;
End of 4.1 tests
CREATE TABLE t1 (
id int NOT NULL auto_increment,
status varchar(20),
PRIMARY KEY  (id),
KEY (status)
);
INSERT INTO t1 VALUES
(1,'B'), (2,'B'), (3,'B'), (4,'B'), (5,'B'), (6,'B'),
(7,'B'), (8,'B'), (9,'B'), (10,'B'), (11,'B'), (12,'B'),
(13,'B'), (14,'B'), (15,'B'), (16,'B'), (17,'B'), (18,'B'),
(19,'B'), (20,'B'), (21,'B'), (22,'B'), (23,'B'), (24,'B'), 
(25,'A'), (26,'A'), (27,'A'), (28,'A'), (29,'A'), (30,'A'),
(31,'A'), (32,'A'), (33,'A'), (34,'A'), (35,'A'), (36,'A'),
(37,'A'), (38,'A'), (39,'A'), (40,'A'), (41,'A'), (42,'A'),
(43,'A'), (44,'A'), (45,'A'), (46,'A'), (47,'A'), (48,'A'),
(49,'A'), (50,'A'), (51,'A'), (52,'A'), (53,'C'), (54,'C'),
(55,'C'), (56,'C'), (57,'C'), (58,'C'), (59,'C'), (60,'C');
EXPLAIN SELECT * FROM t1 WHERE status <> 'A' AND status <> 'B';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	status	status	83	NULL	28	Using where; Using index
EXPLAIN SELECT * FROM t1 WHERE status NOT IN ('A','B');
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	status	status	83	NULL	28	Using where; Using index
SELECT * FROM t1 WHERE status <> 'A' AND status <> 'B';
id	status
53	C
54	C
55	C
56	C
57	C
58	C
59	C
60	C
SELECT * FROM t1 WHERE status NOT IN ('A','B');
id	status
53	C
54	C
55	C
56	C
57	C
58	C
59	C
60	C
EXPLAIN SELECT status FROM t1 WHERE status <> 'A' AND status <> 'B';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	status	status	83	NULL	28	Using where; Using index
EXPLAIN SELECT status FROM t1 WHERE status NOT IN ('A','B');
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	status	status	83	NULL	28	Using where; Using index
EXPLAIN SELECT * FROM t1 WHERE status NOT BETWEEN 'A' AND 'B';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	status	status	83	NULL	18	Using where; Using index
EXPLAIN SELECT * FROM t1 WHERE status < 'A' OR status > 'B';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	status	status	83	NULL	18	Using where; Using index
SELECT * FROM t1 WHERE status NOT BETWEEN 'A' AND 'B';
id	status
53	C
54	C
55	C
56	C
57	C
58	C
59	C
60	C
SELECT * FROM t1 WHERE status < 'A' OR status > 'B';
id	status
53	C
54	C
55	C
56	C
57	C
58	C
59	C
60	C
DROP TABLE t1;
CREATE TABLE t1 (name varchar(15) NOT NULL, KEY idx(name));
INSERT INTO t1 VALUES ('Betty'), ('Anna');
SELECT * FROM t1;
name
Anna
Betty
DELETE FROM t1 WHERE name NOT LIKE 'A%a';
SELECT * FROM t1;
name
Anna
DROP TABLE t1;
CREATE TABLE t1 (a int, KEY idx(a));
INSERT INTO t1 VALUES (NULL), (1), (2), (3);
SELECT * FROM t1;
a
NULL
1
2
3
DELETE FROM t1 WHERE NOT(a <=> 2);
SELECT * FROM t1;
a
2
DROP TABLE t1;
create table t3 (a int);
insert into t3 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (a varchar(10), filler char(200), key(a));
insert into t1 values ('a','');
insert into t1 values ('a ','');
insert into t1 values ('a  ', '');
insert into t1 select concat('a', 1000 + A.a + 10 * (B.a + 10 * C.a)), ''
  from t3 A, t3 B, t3 C;
create table t2 (a varchar(10), filler char(200), key(a));
insert into t2 select * from t1;
explain select * from t1 where a between 'a' and 'a ';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	ref	a	a	43	#	#	Using where
explain select * from t1 where a = 'a' or a='a ';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	ref	a	a	43	#	#	Using where
explain select * from t2 where a between 'a' and 'a ';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	ref	a	a	43	#	#	Using where
explain select * from t2 where a = 'a' or a='a ';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	ref	a	a	43	#	#	Using where
update t1 set a='b' where a<>'a';
explain select * from t1 where a not between 'b' and 'b';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	#	#	#	#	#	#	Using where
select a, hex(filler) from t1 where a not between 'b' and 'b';
a	hex(filler)
a	
a 	
a  	
drop table t1,t2,t3;
CREATE TABLE t1 (
id int NOT NULL DEFAULT '0',
b int NOT NULL DEFAULT '0',
c int NOT NULL DEFAULT '0', 
INDEX idx1(b,c), INDEX idx2(c));
INSERT INTO t1(id) VALUES (1), (2), (3), (4), (5), (6), (7), (8);
INSERT INTO t1(b,c) VALUES (3,4), (3,4);
SELECT * FROM t1 WHERE b<=3 AND 3<=c;
id	b	c
0	3	4
0	3	4
SELECT * FROM t1 WHERE 3 BETWEEN b AND c;
id	b	c
0	3	4
0	3	4
EXPLAIN  SELECT * FROM t1 WHERE b<=3 AND 3<=c;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	idx1,idx2	idx2	4	NULL	2	Using where
EXPLAIN  SELECT * FROM t1 WHERE 3 BETWEEN b AND c;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	idx1,idx2	idx2	4	NULL	2	Using where
SELECT * FROM t1 WHERE 0 < b OR 0 > c;
id	b	c
0	3	4
0	3	4
SELECT * FROM t1 WHERE 0 NOT BETWEEN b AND c;
id	b	c
0	3	4
0	3	4
EXPLAIN SELECT * FROM t1 WHERE 0 < b OR 0 > c;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	idx1,idx2	NULL	NULL	NULL	10	Using where
EXPLAIN SELECT * FROM t1 WHERE 0 NOT BETWEEN b AND c;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	idx1,idx2	NULL	NULL	NULL	10	Using where
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 (                                      
item char(20) NOT NULL default '',                          
started datetime, 
price decimal(16,3) NOT NULL default '0.000',                 
PRIMARY KEY (item,started)                     
) ENGINE=MyISAM;
INSERT INTO t1 VALUES
('A1','2005-11-01 08:00:00',1000),
('A1','2005-11-15 00:00:00',2000),
('A1','2005-12-12 08:00:00',3000),
('A2','2005-12-01 08:00:00',1000);
EXPLAIN SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 23:59:59';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	#	range	PRIMARY	PRIMARY	90	#	#	Using where
SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 23:59:59';
item	started	price
A1	2005-11-01 08:00:00	1000.000
A1	2005-11-15 00:00:00	2000.000
SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-02 00:00:00';
item	started	price
A1	2005-11-01 08:00:00	1000.000
A1	2005-11-15 00:00:00	2000.000
DROP TABLE t1;

BUG#32198 "Comparison of DATE with DATETIME still not using indexes correctly"

CREATE TABLE t1 (
id int NOT NULL auto_increment,
dateval date default NULL,
PRIMARY KEY  (id),
KEY dateval (dateval)
) AUTO_INCREMENT=173;
INSERT INTO t1 VALUES
(1,'2007-01-01'),(2,'2007-01-02'),(3,'2007-01-03'),(4,'2007-01-04'),
(5,'2007-01-05'),(6,'2007-01-06'),(7,'2007-01-07'),(8,'2007-01-08'),
(9,'2007-01-09'),(10,'2007-01-10'),(11,'2007-01-11');
This must use range access:
explain select * from t1 where dateval >= '2007-01-01 00:00:00' and dateval <= '2007-01-02 23:59:59';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	dateval	PRIMARY	4	NULL	11	Using where
drop table t1;
CREATE TABLE t1 (
a varchar(32), index (a)
) DEFAULT COLLATE=utf8_bin;
INSERT INTO t1 VALUES
('B'), ('A'), ('A'), ('C'), ('B'), ('A'), ('A');
SELECT a FROM t1 WHERE a='b' OR a='B';
a
B
B
EXPLAIN SELECT a FROM t1 WHERE a='b' OR a='B';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	range	a	a	131	NULL	3	Using where; Using index
DROP TABLE t1;
CREATE TABLE t1 (f1 int NOT NULL, PRIMARY KEY (f1));
INSERT INTO t1 VALUES (127),(254),(0),(1),(255);
SELECT COUNT(*) FROM t1 WHERE f1 < 256;
COUNT(*)
5
SELECT COUNT(*) FROM t1 WHERE f1 < 256.0;
COUNT(*)
5
SELECT COUNT(*) FROM t1 WHERE f1 < 255;
COUNT(*)
4
SELECT COUNT(*) FROM t1 WHERE f1 < -1;
COUNT(*)
0
SELECT COUNT(*) FROM t1 WHERE f1 > -1;
COUNT(*)
5
DROP TABLE t1;
CREATE TABLE t1 ( f1 int NOT NULL, PRIMARY KEY (f1));
INSERT INTO t1 VALUES (127),(126),(0),(-128),(-127);
SELECT COUNT(*) FROM t1 WHERE f1 < 128;
COUNT(*)
5
SELECT COUNT(*) FROM t1 WHERE f1 < 128.0;
COUNT(*)
5
SELECT COUNT(*) FROM t1 WHERE f1 < 127;
COUNT(*)
4
SELECT COUNT(*) FROM t1 WHERE f1 > -129;
COUNT(*)
5
SELECT COUNT(*) FROM t1 WHERE f1 > -129.0;
COUNT(*)
5
SELECT COUNT(*) FROM t1 WHERE f1 > -128;
COUNT(*)
4
DROP TABLE t1;
create table t1 (a int);
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t2 (a int, b int, filler char(100));
insert into t2 select A.a + 10 * (B.a + 10 * C.a), 10, 'filler' from t1 A,
t1 B, t1 C where A.a < 5;
insert into t2 select 1000, b, 'filler' from t2;
alter table t2 add index (a,b);
select 'In following EXPLAIN the access method should be ref, #rows~=500 (and not 2)' Z;
Z
In following EXPLAIN the access method should be ref, #rows~=500 (and not 2)
create temporary table t2e like t2;
alter table t2e engine=myisam;
insert into t2e select * from t2;
analyze table t2e;
Table	Op	Msg_type	Msg_text
test.t2e	analyze	note	The storage engine for the table doesn't support analyze
explain select * from t2e where a=1000 and b<11;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2e	ref	a	a	5	const	11	Using where
drop table t1, t2;
End of 5.1 tests
CREATE TABLE t1 (c1 DECIMAL(10,0),INDEX(c1));
INSERT INTO t1 VALUES (1),(2),(3);
SELECT c1 FROM t1 WHERE c1 >= 'A' GROUP BY 1;
c1
1
2
3
Warnings:
Warning	1366	Incorrect decimal value: 'A' for column 'c1' at row 1
Warning	1292	Truncated incorrect DOUBLE value: 'A'
Warning	1292	Truncated incorrect DOUBLE value: 'A'
Warning	1292	Truncated incorrect DOUBLE value: 'A'
DROP TABLE t1;
create table t1 (a int,b int,key (b),key (a),key (b,a));
insert into t1(a,b) values (1,2),(3,4),(5,6),(7,8);
create table t2 (c int);
insert into t2(c) values (1),(5),(6),(7),(8);
select 1 from (select c from t1,t2 where b >= 1 and a <=> c group by 1 limit 1) as d1;
1
1
drop table t1, t2;