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205 lines
12 KiB
Text
205 lines
12 KiB
Text
#
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# Problem with range optimizer
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#
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drop table if exists t1;
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CREATE TABLE t1 (
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event_date date DEFAULT '0000-00-00' NOT NULL,
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type int(11) DEFAULT '0' NOT NULL,
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event_id int(11) DEFAULT '0' NOT NULL,
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PRIMARY KEY (event_date,type,event_id)
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);
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INSERT INTO t1 VALUES ('1999-07-10',100100,24), ('1999-07-11',100100,25),
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('1999-07-13',100600,0), ('1999-07-13',100600,4), ('1999-07-13',100600,26),
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('1999-07-14',100600,10), ('1999-07-15',100600,16), ('1999-07-15',100800,45),
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('1999-07-15',101000,47), ('1999-07-16',100800,46), ('1999-07-20',100600,5),
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('1999-07-20',100600,27), ('1999-07-21',100600,11), ('1999-07-22',100600,17),
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('1999-07-23',100100,39), ('1999-07-24',100100,39), ('1999-07-24',100500,40),
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('1999-07-25',100100,39), ('1999-07-27',100600,1), ('1999-07-27',100600,6),
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('1999-07-27',100600,28), ('1999-07-28',100600,12), ('1999-07-29',100500,41),
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('1999-07-29',100600,18), ('1999-07-30',100500,41), ('1999-07-31',100500,41),
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('1999-08-01',100700,34), ('1999-08-03',100600,7), ('1999-08-03',100600,29),
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('1999-08-04',100600,13), ('1999-08-05',100500,42), ('1999-08-05',100600,19),
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('1999-08-06',100500,42), ('1999-08-07',100500,42), ('1999-08-08',100500,42),
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('1999-08-10',100600,2), ('1999-08-10',100600,9), ('1999-08-10',100600,30),
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('1999-08-11',100600,14), ('1999-08-12',100600,20), ('1999-08-17',100500,8),
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('1999-08-17',100600,31), ('1999-08-18',100600,15), ('1999-08-19',100600,22),
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('1999-08-24',100600,3), ('1999-08-24',100600,32), ('1999-08-27',100500,43),
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('1999-08-31',100600,33), ('1999-09-17',100100,37), ('1999-09-18',100100,37),
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('1999-09-19',100100,37), ('2000-12-18',100700,38);
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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;
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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;
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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;
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drop table t1;
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CREATE TABLE t1 (
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PAPER_ID smallint(6) DEFAULT '0' NOT NULL,
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YEAR smallint(6) DEFAULT '0' NOT NULL,
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ISSUE smallint(6) DEFAULT '0' NOT NULL,
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CLOSED tinyint(4) DEFAULT '0' NOT NULL,
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ISS_DATE date DEFAULT '0000-00-00' NOT NULL,
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PRIMARY KEY (PAPER_ID,YEAR,ISSUE)
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);
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INSERT INTO t1 VALUES (3,1999,34,0,'1999-07-12'), (1,1999,111,0,'1999-03-23'),
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(1,1999,222,0,'1999-03-23'), (3,1999,33,0,'1999-07-12'),
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(3,1999,32,0,'1999-07-12'), (3,1999,31,0,'1999-07-12'),
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(3,1999,30,0,'1999-07-12'), (3,1999,29,0,'1999-07-12'),
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(3,1999,28,0,'1999-07-12'), (1,1999,40,1,'1999-05-01'),
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(1,1999,41,1,'1999-05-01'), (1,1999,42,1,'1999-05-01'),
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(1,1999,46,1,'1999-05-01'), (1,1999,47,1,'1999-05-01'),
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(1,1999,48,1,'1999-05-01'), (1,1999,49,1,'1999-05-01'),
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(1,1999,50,0,'1999-05-01'), (1,1999,51,0,'1999-05-01'),
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(1,1999,200,0,'1999-06-28'), (1,1999,52,0,'1999-06-28'),
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(1,1999,53,0,'1999-06-28'), (1,1999,54,0,'1999-06-28'),
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(1,1999,55,0,'1999-06-28'), (1,1999,56,0,'1999-07-01'),
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(1,1999,57,0,'1999-07-01'), (1,1999,58,0,'1999-07-01'),
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(1,1999,59,0,'1999-07-01'), (1,1999,60,0,'1999-07-01'),
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(3,1999,35,0,'1999-07-12');
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select YEAR,ISSUE from t1 where PAPER_ID=3 and (YEAR>1999 or (YEAR=1999 and ISSUE>28)) order by YEAR,ISSUE;
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check table t1;
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repair table t1;
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drop table t1;
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CREATE TABLE t1 (
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id int(11) NOT NULL auto_increment,
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parent_id int(11) DEFAULT '0' NOT NULL,
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level tinyint(4) DEFAULT '0' NOT NULL,
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PRIMARY KEY (id),
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KEY parent_id (parent_id),
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KEY level (level)
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);
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INSERT INTO t1 VALUES (1,0,0), (3,1,1), (4,1,1), (8,2,2), (9,2,2), (17,3,2),
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(22,4,2), (24,4,2), (28,5,2), (29,5,2), (30,5,2), (31,6,2), (32,6,2), (33,6,2),
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(203,7,2), (202,7,2), (20,3,2), (157,0,0), (193,5,2), (40,7,2), (2,1,1),
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(15,2,2), (6,1,1), (34,6,2), (35,6,2), (16,3,2), (7,1,1), (36,7,2), (18,3,2),
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(26,5,2), (27,5,2), (183,4,2), (38,7,2), (25,5,2), (37,7,2), (21,4,2),
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(19,3,2), (5,1,1), (179,5,2);
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SELECT * FROM t1 WHERE level = 1 AND parent_id = 1;
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# The following select returned 0 rows in 3.23.8
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SELECT * FROM t1 WHERE level = 1 AND parent_id = 1 order by id;
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drop table t1;
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#
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# Testing of bug in range optimizer with many key parts and > and <
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#
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create table t1(
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Satellite varchar(25) not null,
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SensorMode varchar(25) not null,
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FullImageCornersUpperLeftLongitude double not null,
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FullImageCornersUpperRightLongitude double not null,
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FullImageCornersUpperRightLatitude double not null,
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FullImageCornersLowerRightLatitude double not null,
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index two (Satellite, SensorMode, FullImageCornersUpperLeftLongitude, FullImageCornersUpperRightLongitude, FullImageCornersUpperRightLatitude, FullImageCornersLowerRightLatitude));
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insert into t1 values("OV-3","PAN1",91,-92,40,50);
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insert into t1 values("OV-4","PAN1",91,-92,40,50);
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select * from t1 where t1.Satellite = "OV-3" and t1.SensorMode = "PAN1" and t1.FullImageCornersUpperLeftLongitude > -90.000000 and t1.FullImageCornersUpperRightLongitude < -82.000000;
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drop table t1;
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create table t1 ( aString char(100) not null default "", key aString (aString(10)) );
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insert t1 (aString) values ( "believe in myself" ), ( "believe" ), ("baaa" ), ( "believe in love");
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select * from t1 where aString < "believe in myself" order by aString;
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select * from t1 where aString > "believe in love" order by aString;
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alter table t1 drop key aString;
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select * from t1 where aString < "believe in myself" order by aString;
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select * from t1 where aString > "believe in love" order by aString;
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drop table t1;
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#
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# Problem with binary strings
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#
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CREATE TABLE t1 (
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t1ID int(10) unsigned NOT NULL auto_increment,
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art char(1) binary NOT NULL default '',
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KNR char(5) NOT NULL default '',
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RECHNR char(6) NOT NULL default '',
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POSNR char(2) NOT NULL default '',
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ARTNR char(10) NOT NULL default '',
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TEX char(70) NOT NULL default '',
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PRIMARY KEY (t1ID),
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KEY IdxArt (art),
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KEY IdxKnr (KNR),
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KEY IdxArtnr (ARTNR)
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) TYPE=MyISAM;
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INSERT INTO t1 (art) VALUES ('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),
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('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j');
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select count(*) from t1 where upper(art) = 'J';
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select count(*) from t1 where art = 'J' or art = 'j';
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select count(*) from t1 where art = 'j' or art = 'J';
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select count(*) from t1 where art = 'j';
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select count(*) from t1 where art = 'J';
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drop table t1;
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create table t1 ( id1 int not null, id2 int not null, idnull int null, c char(20), primary key (id1,id2));
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insert into t1 values (0,1,NULL,"aaa"), (1,1,NULL,"aaa"), (2,1,NULL,"aaa"),
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(3,1,NULL,"aaa"), (4,1,NULL,"aaa"), (5,1,NULL,"aaa"),
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(6,1,NULL,"aaa"), (7,1,NULL,"aaa"), (8,1,NULL,"aaa"),
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(9,1,NULL,"aaa"), (10,1,NULL,"aaa"), (11,1,NULL,"aaa"),
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(12,1,NULL,"aaa"), (13,1,NULL,"aaa"), (14,1,NULL,"aaa"),
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(15,1,NULL,"aaa"), (16,1,NULL,"aaa"), (17,1,NULL,"aaa"),
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(18,1,NULL,"aaa"), (19,1,NULL,"aaa"), (20,1,NULL,"aaa");
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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;
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drop table t1;
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#
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# BETWEEN problems
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#
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create table t1 (x int, y int, index(x), index(y));
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insert into t1 (x) values (1),(2),(3),(4),(5),(6),(7),(8),(9);
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update t1 set y=x;
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# between with only one end fixed
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explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 7 and t1.y+0;
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explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 7 and t2.x <= t1.y+0;
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# between with both expressions on both ends
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explain select * from t1, t1 t2 where t1.y = 2 and t2.x between t1.y-1 and t1.y+1;
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explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= t1.y-1 and t2.x <= t1.y+1;
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# equation propagation
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explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 0 and t1.y;
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explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 0 and t2.x <= t1.y;
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# testing IN
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explain select count(*) from t1 where x in (1);
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explain select count(*) from t1 where x in (1,2);
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drop table t1;
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