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868 lines
28 KiB
Plaintext
868 lines
28 KiB
Plaintext
drop table if exists t1, t2;
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select 1 in (1,2,3);
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1 in (1,2,3)
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1
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select 10 in (1,2,3);
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10 in (1,2,3)
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0
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select NULL in (1,2,3);
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NULL in (1,2,3)
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NULL
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select 1 in (1,NULL,3);
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1 in (1,NULL,3)
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1
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select 3 in (1,NULL,3);
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3 in (1,NULL,3)
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1
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select 10 in (1,NULL,3);
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10 in (1,NULL,3)
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NULL
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select 1.5 in (1.5,2.5,3.5);
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1.5 in (1.5,2.5,3.5)
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1
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select 10.5 in (1.5,2.5,3.5);
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10.5 in (1.5,2.5,3.5)
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0
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select NULL in (1.5,2.5,3.5);
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NULL in (1.5,2.5,3.5)
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NULL
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select 1.5 in (1.5,NULL,3.5);
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1.5 in (1.5,NULL,3.5)
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1
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select 3.5 in (1.5,NULL,3.5);
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3.5 in (1.5,NULL,3.5)
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1
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select 10.5 in (1.5,NULL,3.5);
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10.5 in (1.5,NULL,3.5)
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NULL
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CREATE TABLE t1 (a int, b int, c int);
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insert into t1 values (1,2,3), (1,NULL,3);
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select 1 in (a,b,c) from t1;
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1 in (a,b,c)
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1
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1
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select 3 in (a,b,c) from t1;
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3 in (a,b,c)
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1
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1
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select 10 in (a,b,c) from t1;
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10 in (a,b,c)
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0
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NULL
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select NULL in (a,b,c) from t1;
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NULL in (a,b,c)
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NULL
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NULL
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drop table t1;
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CREATE TABLE t1 (a float, b float, c float);
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insert into t1 values (1.5,2.5,3.5), (1.5,NULL,3.5);
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select 1.5 in (a,b,c) from t1;
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1.5 in (a,b,c)
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1
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1
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select 3.5 in (a,b,c) from t1;
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3.5 in (a,b,c)
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1
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1
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select 10.5 in (a,b,c) from t1;
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10.5 in (a,b,c)
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0
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NULL
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drop table t1;
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CREATE TABLE t1 (a varchar(10), b varchar(10), c varchar(10));
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insert into t1 values ('A','BC','EFD'), ('A',NULL,'EFD');
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select 'A' in (a,b,c) from t1;
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'A' in (a,b,c)
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1
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1
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select 'EFD' in (a,b,c) from t1;
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'EFD' in (a,b,c)
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1
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1
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select 'XSFGGHF' in (a,b,c) from t1;
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'XSFGGHF' in (a,b,c)
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0
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NULL
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drop table t1;
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CREATE TABLE t1 (field char(1));
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INSERT INTO t1 VALUES ('A'),(NULL);
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SELECT * from t1 WHERE field IN (NULL);
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field
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SELECT * from t1 WHERE field NOT IN (NULL);
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field
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SELECT * from t1 where field = field;
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field
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A
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SELECT * from t1 where field <=> field;
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field
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A
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NULL
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DELETE FROM t1 WHERE field NOT IN (NULL);
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SELECT * FROM t1;
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field
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A
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NULL
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drop table t1;
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create table t1 (id int(10) primary key);
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insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9);
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select * from t1 where id in (2,5,9);
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id
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2
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5
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9
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drop table t1;
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create table t1 (
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a char(1) character set latin1 collate latin1_general_ci,
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b char(1) character set latin1 collate latin1_swedish_ci,
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c char(1) character set latin1 collate latin1_danish_ci
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);
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insert into t1 values ('A','B','C');
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insert into t1 values ('a','c','c');
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select * from t1 where a in (b);
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ERROR HY000: Illegal mix of collations (latin1_general_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '='
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select * from t1 where a in (b,c);
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ERROR HY000: Illegal mix of collations (latin1_general_ci,IMPLICIT), (latin1_swedish_ci,IMPLICIT), (latin1_danish_ci,IMPLICIT) for operation 'in'
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select * from t1 where 'a' in (a,b,c);
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ERROR HY000: Illegal mix of collations for operation 'in'
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select * from t1 where 'a' in (a);
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a b c
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A B C
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a c c
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select * from t1 where a in ('a');
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a b c
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A B C
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a c c
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select * from t1 where 'a' collate latin1_general_ci in (a,b,c);
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a b c
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A B C
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a c c
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select * from t1 where 'a' collate latin1_bin in (a,b,c);
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a b c
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a c c
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select * from t1 where 'a' in (a,b,c collate latin1_bin);
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a b c
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a c c
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explain extended select * from t1 where 'a' in (a,b,c collate latin1_bin);
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t1`.`c` AS `c` from `test`.`t1` where 'a' in (`test`.`t1`.`a`,`test`.`t1`.`b`,`test`.`t1`.`c` collate latin1_bin)
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drop table t1;
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set names utf8;
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create table t1 (a char(10) character set utf8 not null);
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insert into t1 values ('bbbb'),(_koi8r'<27><><EFBFBD><EFBFBD>'),(_latin1'<27><><EFBFBD><EFBFBD>');
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select a from t1 where a in ('bbbb',_koi8r'<27><><EFBFBD><EFBFBD>',_latin1'<27><><EFBFBD><EFBFBD>') order by a;
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a
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ÄÄÄÄ
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bbbb
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цццц
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drop table t1;
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create table t1 (a char(10) character set latin1 not null);
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insert into t1 values ('a'),('b'),('c');
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select a from t1 where a IN ('a','b','c') order by a;
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a
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a
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b
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c
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drop table t1;
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set names latin1;
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select '1.0' in (1,2);
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'1.0' in (1,2)
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1
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select 1 in ('1.0',2);
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1 in ('1.0',2)
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1
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select 1 in (1,'2.0');
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1 in (1,'2.0')
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1
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select 1 in ('1.0',2.0);
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1 in ('1.0',2.0)
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1
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select 1 in (1.0,'2.0');
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1 in (1.0,'2.0')
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1
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select 1 in ('1.1',2);
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1 in ('1.1',2)
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0
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select 1 in ('1.1',2.0);
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1 in ('1.1',2.0)
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0
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create table t1 (a char(2) character set binary);
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insert into t1 values ('aa'), ('bb');
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select * from t1 where a in (NULL, 'aa');
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a
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aa
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drop table t1;
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create table t1 (id int, key(id));
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insert into t1 values (1),(2),(3);
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select count(*) from t1 where id not in (1);
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count(*)
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2
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select count(*) from t1 where id not in (1,2);
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count(*)
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1
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drop table t1;
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 SELECT 1 IN (2, NULL);
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SELECT should return NULL.
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SELECT * FROM t1;
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1 IN (2, NULL)
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NULL
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DROP TABLE t1;
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End of 4.1 tests
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CREATE TABLE t1 (a int PRIMARY KEY);
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INSERT INTO t1 VALUES (44), (45), (46);
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SELECT * FROM t1 WHERE a IN (45);
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a
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45
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SELECT * FROM t1 WHERE a NOT IN (0, 45);
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a
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44
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46
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SELECT * FROM t1 WHERE a NOT IN (45);
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a
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44
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46
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CREATE VIEW v1 AS SELECT * FROM t1 WHERE a NOT IN (45);
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SHOW CREATE VIEW v1;
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View Create View character_set_client collation_connection
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v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`a` AS `a` from `t1` where `t1`.`a` <> 45 latin1 latin1_swedish_ci
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SELECT * FROM v1;
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a
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44
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46
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DROP VIEW v1;
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DROP TABLE t1;
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create table t1 (a int);
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insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
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create table t2 (a int, filler char(200), key(a));
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insert into t2 select C.a*2, 'no' from t1 A, t1 B, t1 C;
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insert into t2 select C.a*2+1, 'yes' from t1 C;
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explain
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select * from t2 where a NOT IN (0, 2,4,6,8,10,12,14,16,18);
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2 range a a 5 NULL 12 Using index condition
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select * from t2 where a NOT IN (0, 2,4,6,8,10,12,14,16,18);
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a filler
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1 yes
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3 yes
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5 yes
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7 yes
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9 yes
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11 yes
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13 yes
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15 yes
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17 yes
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19 yes
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explain select * from t2 force index(a) where a NOT IN (2,2,2,2,2,2);
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2 range a a 5 NULL 912 Using index condition
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explain select * from t2 force index(a) where a <> 2;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2 range a a 5 NULL 912 Using index condition
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drop table t2;
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create table t2 (a datetime, filler char(200), key(a));
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insert into t2 select '2006-04-25 10:00:00' + interval C.a minute,
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'no' from t1 A, t1 B, t1 C where C.a % 2 = 0;
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insert into t2 select '2006-04-25 10:00:00' + interval C.a*2+1 minute,
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'yes' from t1 C;
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explain
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select * from t2 where a NOT IN (
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'2006-04-25 10:00:00','2006-04-25 10:02:00','2006-04-25 10:04:00',
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'2006-04-25 10:06:00', '2006-04-25 10:08:00');
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2 range a a 6 NULL 12 Using index condition
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select * from t2 where a NOT IN (
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'2006-04-25 10:00:00','2006-04-25 10:02:00','2006-04-25 10:04:00',
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'2006-04-25 10:06:00', '2006-04-25 10:08:00');
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a filler
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2006-04-25 10:01:00 yes
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2006-04-25 10:03:00 yes
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2006-04-25 10:05:00 yes
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2006-04-25 10:07:00 yes
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2006-04-25 10:09:00 yes
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2006-04-25 10:11:00 yes
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2006-04-25 10:13:00 yes
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2006-04-25 10:15:00 yes
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2006-04-25 10:17:00 yes
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2006-04-25 10:19:00 yes
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drop table t2;
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create table t2 (a varchar(10), filler char(200), key(a));
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insert into t2 select 'foo', 'no' from t1 A, t1 B;
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insert into t2 select 'barbar', 'no' from t1 A, t1 B;
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insert into t2 select 'bazbazbaz', 'no' from t1 A, t1 B;
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insert into t2 values ('fon', '1'), ('fop','1'), ('barbaq','1'),
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('barbas','1'), ('bazbazbay', '1'),('zz','1');
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explain select * from t2 where a not in('foo','barbar', 'bazbazbaz');
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2 range a a 13 NULL 7 Using index condition
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drop table t2;
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create table t2 (a decimal(10,5), filler char(200), key(a));
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insert into t2 select 345.67890, 'no' from t1 A, t1 B;
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insert into t2 select 43245.34, 'no' from t1 A, t1 B;
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insert into t2 select 64224.56344, 'no' from t1 A, t1 B;
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insert into t2 values (0, '1'), (22334.123,'1'), (33333,'1'),
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(55555,'1'), (77777, '1');
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explain
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select * from t2 where a not in (345.67890, 43245.34, 64224.56344);
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2 range a a 7 NULL 7 Using index condition
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select * from t2 where a not in (345.67890, 43245.34, 64224.56344);
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a filler
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0.00000 1
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22334.12300 1
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33333.00000 1
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55555.00000 1
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77777.00000 1
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drop table t2;
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create table t2 (a int, key(a), b int);
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insert into t2 values (1,1),(2,2);
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set @cnt= 1;
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set @str="update t2 set b=1 where a not in (";
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select count(*) from (
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select @str:=concat(@str, @cnt:=@cnt+1, ",")
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from t1 A, t1 B, t1 C, t1 D) Z;
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count(*)
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10000
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set @str:=concat(@str, "10000)");
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select substr(@str, 1, 50);
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substr(@str, 1, 50)
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update t2 set b=1 where a not in (2,3,4,5,6,7,8,9,
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prepare s from @str;
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execute s;
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deallocate prepare s;
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set @str=NULL;
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drop table t2;
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drop table t1;
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create table t1 (
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some_id smallint(5) unsigned,
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key (some_id)
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);
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insert into t1 values (1),(2);
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select some_id from t1 where some_id not in(2,-1);
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some_id
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1
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select some_id from t1 where some_id not in(-4,-1,-4);
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some_id
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1
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2
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select some_id from t1 where some_id not in(-4,-1,3423534,2342342);
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some_id
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1
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2
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select some_id from t1 where some_id not in('-1', '0');
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some_id
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1
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2
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drop table t1;
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CREATE TABLE t1 (a int, b int, PRIMARY KEY (a));
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INSERT INTO t1 VALUES (1,1),(2,1),(3,1),(4,1),(5,1),(6,1);
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CREATE TABLE t2 (a int, b int, PRIMARY KEY (a));
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INSERT INTO t2 VALUES (3,2),(4,2),(100,100),(101,201),(102,102);
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CREATE TABLE t3 (a int PRIMARY KEY);
|
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INSERT INTO t3 VALUES (1),(2),(3),(4);
|
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CREATE TABLE t4 (a int PRIMARY KEY,b int);
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INSERT INTO t4 VALUES (1,1),(2,2),(1000,1000),(1001,1001),(1002,1002),
|
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(1003,1003),(1004,1004);
|
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EXPLAIN SELECT STRAIGHT_JOIN * FROM t3
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JOIN t1 ON t3.a=t1.a
|
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JOIN t2 ON t3.a=t2.a
|
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JOIN t4 WHERE t4.a IN (t1.b, t2.b);
|
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id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t3 index PRIMARY PRIMARY 4 NULL 4 Using index
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1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t3.a 1
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1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t3.a 1
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||
1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 7 Range checked for each record (index map: 0x1)
|
||
SELECT STRAIGHT_JOIN * FROM t3
|
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JOIN t1 ON t3.a=t1.a
|
||
JOIN t2 ON t3.a=t2.a
|
||
JOIN t4 WHERE t4.a IN (t1.b, t2.b);
|
||
a a b a b a b
|
||
3 3 1 3 2 1 1
|
||
3 3 1 3 2 2 2
|
||
4 4 1 4 2 1 1
|
||
4 4 1 4 2 2 2
|
||
EXPLAIN SELECT STRAIGHT_JOIN
|
||
(SELECT SUM(t4.a) FROM t4 WHERE t4.a IN (t1.b, t2.b))
|
||
FROM t3, t1, t2
|
||
WHERE t3.a=t1.a AND t3.a=t2.a;
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 PRIMARY t3 index PRIMARY PRIMARY 4 NULL 4 Using index
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||
1 PRIMARY t1 eq_ref PRIMARY PRIMARY 4 test.t3.a 1
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||
1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t3.a 1
|
||
2 DEPENDENT SUBQUERY t4 index NULL PRIMARY 4 NULL 7 Using where; Using index
|
||
SELECT STRAIGHT_JOIN
|
||
(SELECT SUM(t4.a) FROM t4 WHERE t4.a IN (t1.b, t2.b))
|
||
FROM t3, t1, t2
|
||
WHERE t3.a=t1.a AND t3.a=t2.a;
|
||
(SELECT SUM(t4.a) FROM t4 WHERE t4.a IN (t1.b, t2.b))
|
||
3
|
||
3
|
||
DROP TABLE t1,t2,t3,t4;
|
||
CREATE TABLE t1(a BIGINT UNSIGNED);
|
||
INSERT INTO t1 VALUES (0xFFFFFFFFFFFFFFFF);
|
||
SELECT * FROM t1 WHERE a=-1 OR a=-2 ;
|
||
a
|
||
SELECT * FROM t1 WHERE a IN (-1, -2);
|
||
a
|
||
CREATE TABLE t2 (a BIGINT UNSIGNED);
|
||
insert into t2 values(13491727406643098568),
|
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(0x7fffffefffffffff),
|
||
(0x7ffffffeffffffff),
|
||
(0x7fffffffefffffff),
|
||
(0x7ffffffffeffffff),
|
||
(0x7fffffffffefffff),
|
||
(0x7ffffffffffeffff),
|
||
(0x7fffffffffffefff),
|
||
(0x7ffffffffffffeff),
|
||
(0x7fffffffffffffef),
|
||
(0x7ffffffffffffffe),
|
||
(0x7fffffffffffffff),
|
||
(0x8000000000000000),
|
||
(0x8000000000000001),
|
||
(0x8000000000000002),
|
||
(0x8000000000000300),
|
||
(0x8000000000000400),
|
||
(0x8000000000000401),
|
||
(0x8000000000004001),
|
||
(0x8000000000040001),
|
||
(0x8000000000400001),
|
||
(0x8000000004000001),
|
||
(0x8000000040000001),
|
||
(0x8000000400000001),
|
||
(0x8000004000000001),
|
||
(0x8000040000000001);
|
||
SELECT HEX(a) FROM t2 WHERE a IN
|
||
(CAST(0xBB3C3E98175D33C8 AS UNSIGNED),
|
||
42);
|
||
HEX(a)
|
||
BB3C3E98175D33C8
|
||
SELECT HEX(a) FROM t2 WHERE a IN
|
||
(CAST(0xBB3C3E98175D33C8 AS UNSIGNED),
|
||
CAST(0x7fffffffffffffff AS UNSIGNED),
|
||
CAST(0x8000000000000000 AS UNSIGNED),
|
||
CAST(0x8000000000000400 AS UNSIGNED),
|
||
CAST(0x8000000000000401 AS UNSIGNED),
|
||
42);
|
||
HEX(a)
|
||
BB3C3E98175D33C8
|
||
7FFFFFFFFFFFFFFF
|
||
8000000000000000
|
||
8000000000000400
|
||
8000000000000401
|
||
SELECT HEX(a) FROM t2 WHERE a IN
|
||
(CAST(0x7fffffffffffffff AS UNSIGNED),
|
||
CAST(0x8000000000000001 AS UNSIGNED));
|
||
HEX(a)
|
||
7FFFFFFFFFFFFFFF
|
||
8000000000000001
|
||
SELECT HEX(a) FROM t2 WHERE a IN
|
||
(CAST(0x7ffffffffffffffe AS UNSIGNED),
|
||
CAST(0x7fffffffffffffff AS UNSIGNED));
|
||
HEX(a)
|
||
7FFFFFFFFFFFFFFE
|
||
7FFFFFFFFFFFFFFF
|
||
SELECT HEX(a) FROM t2 WHERE a IN
|
||
(0x7ffffffffffffffe,
|
||
0x7fffffffffffffff,
|
||
'abc');
|
||
HEX(a)
|
||
7FFFFFFFFFFFFFFE
|
||
7FFFFFFFFFFFFFFF
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'abc'
|
||
CREATE TABLE t3 (a BIGINT UNSIGNED);
|
||
INSERT INTO t3 VALUES (9223372036854775551);
|
||
SELECT HEX(a) FROM t3 WHERE a IN (9223372036854775807, 42);
|
||
HEX(a)
|
||
CREATE TABLE t4 (a DATE);
|
||
INSERT INTO t4 VALUES ('1972-02-06'), ('1972-07-29');
|
||
SELECT * FROM t4 WHERE a IN ('1972-02-06','19772-07-29');
|
||
a
|
||
1972-02-06
|
||
Warnings:
|
||
Warning 1292 Incorrect datetime value: '19772-07-29'
|
||
DROP TABLE t1,t2,t3,t4;
|
||
CREATE TABLE t1 (id int not null);
|
||
INSERT INTO t1 VALUES (1),(2);
|
||
SELECT id FROM t1 WHERE id IN(4564, (SELECT IF(1=0,1,1/0)) );
|
||
id
|
||
Warnings:
|
||
Warning 1365 Division by 0
|
||
DROP TABLE t1;
|
||
End of 5.0 tests
|
||
create table t1(f1 char(1));
|
||
insert into t1 values ('a'),('b'),('1');
|
||
select f1 from t1 where f1 in ('a',1);
|
||
f1
|
||
a
|
||
1
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'b'
|
||
select f1, case f1 when 'a' then '+' when 1 then '-' end from t1;
|
||
f1 case f1 when 'a' then '+' when 1 then '-' end
|
||
a +
|
||
b NULL
|
||
1 -
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'b'
|
||
create index t1f1_idx on t1(f1);
|
||
select f1 from t1 where f1 in ('a',1);
|
||
f1
|
||
1
|
||
a
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'b'
|
||
explain select f1 from t1 where f1 in ('a',1);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 index t1f1_idx t1f1_idx 2 NULL 3 Using where; Using index
|
||
select f1 from t1 where f1 in ('a','b');
|
||
f1
|
||
a
|
||
b
|
||
explain select f1 from t1 where f1 in ('a','b');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 index t1f1_idx t1f1_idx 2 NULL 3 Using where; Using index
|
||
select f1 from t1 where f1 in (2,1);
|
||
f1
|
||
1
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'a'
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'b'
|
||
explain select f1 from t1 where f1 in (2,1);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 index t1f1_idx t1f1_idx 2 NULL 3 Using where; Using index
|
||
create table t2(f2 int, index t2f2(f2));
|
||
insert into t2 values(0),(1),(2);
|
||
select f2 from t2 where f2 in ('a',2);
|
||
f2
|
||
0
|
||
2
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'a'
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'a'
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'a'
|
||
explain select f2 from t2 where f2 in ('a',2);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t2 index t2f2 t2f2 5 NULL 3 Using where; Using index
|
||
select f2 from t2 where f2 in ('a','b');
|
||
f2
|
||
0
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'a'
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'b'
|
||
explain select f2 from t2 where f2 in ('a','b');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t2 index t2f2 t2f2 5 NULL 3 Using where; Using index
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'a'
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'b'
|
||
select f2 from t2 where f2 in (1,'b');
|
||
f2
|
||
0
|
||
1
|
||
Warnings:
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'b'
|
||
Warning 1292 Truncated incorrect DOUBLE value: 'b'
|
||
explain select f2 from t2 where f2 in (1,'b');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t2 index t2f2 t2f2 5 NULL 3 Using where; Using index
|
||
drop table t1, t2;
|
||
create table t1 (a time, key(a));
|
||
insert into t1 values (),(),(),(),(),(),(),(),(),();
|
||
select a from t1 where a not in (a,a,a) group by a;
|
||
a
|
||
drop table t1;
|
||
create table t1 (id int);
|
||
select * from t1 where NOT id in (select null union all select 1);
|
||
id
|
||
select * from t1 where NOT id in (null, 1);
|
||
id
|
||
drop table t1;
|
||
CREATE TABLE t1(c0 INTEGER, c1 INTEGER, c2 INTEGER);
|
||
INSERT INTO t1 VALUES(1, 1, 1), (1, 1, 1);
|
||
SELECT CASE AVG (c0) WHEN c1 * c2 THEN 1 END FROM t1;
|
||
CASE AVG (c0) WHEN c1 * c2 THEN 1 END
|
||
1
|
||
SELECT CASE c1 * c2 WHEN SUM(c0) THEN 1 WHEN AVG(c0) THEN 2 END FROM t1;
|
||
CASE c1 * c2 WHEN SUM(c0) THEN 1 WHEN AVG(c0) THEN 2 END
|
||
2
|
||
SELECT CASE c1 WHEN c1 + 1 THEN 1 END, ABS(AVG(c0)) FROM t1;
|
||
CASE c1 WHEN c1 + 1 THEN 1 END ABS(AVG(c0))
|
||
NULL 1.0000
|
||
DROP TABLE t1;
|
||
CREATE TABLE t1(a TEXT, b INT, c INT UNSIGNED, d DECIMAL(12,2), e REAL);
|
||
INSERT INTO t1 VALUES('iynfj', 1, 1, 1, 1);
|
||
INSERT INTO t1 VALUES('innfj', 2, 2, 2, 2);
|
||
SELECT SUM( DISTINCT a ) FROM t1 GROUP BY a HAVING a IN ( AVG( 1 ), 1 + a);
|
||
SUM( DISTINCT a )
|
||
SELECT SUM( DISTINCT b ) FROM t1 GROUP BY b HAVING b IN ( AVG( 1 ), 1 + b);
|
||
SUM( DISTINCT b )
|
||
1
|
||
SELECT SUM( DISTINCT c ) FROM t1 GROUP BY c HAVING c IN ( AVG( 1 ), 1 + c);
|
||
SUM( DISTINCT c )
|
||
1
|
||
SELECT SUM( DISTINCT d ) FROM t1 GROUP BY d HAVING d IN ( AVG( 1 ), 1 + d);
|
||
SUM( DISTINCT d )
|
||
1.00
|
||
SELECT SUM( DISTINCT e ) FROM t1 GROUP BY e HAVING e IN ( AVG( 1 ), 1 + e);
|
||
SUM( DISTINCT e )
|
||
1
|
||
SELECT SUM( DISTINCT e ) FROM t1 GROUP BY b,c,d HAVING (b,c,d) IN
|
||
((AVG( 1 ), 1 + c, 1 + d), (AVG( 1 ), 2 + c, 2 + d));
|
||
SUM( DISTINCT e )
|
||
DROP TABLE t1;
|
||
#
|
||
# Bug #44139: Table scan when NULL appears in IN clause
|
||
#
|
||
CREATE TABLE t1 (
|
||
c_int INT NOT NULL,
|
||
c_decimal DECIMAL(5,2) NOT NULL,
|
||
c_float FLOAT(5, 2) NOT NULL,
|
||
c_bit BIT(10) NOT NULL,
|
||
c_date DATE NOT NULL,
|
||
c_datetime DATETIME NOT NULL,
|
||
c_timestamp TIMESTAMP NOT NULL,
|
||
c_time TIME NOT NULL,
|
||
c_year YEAR NOT NULL,
|
||
c_char CHAR(10) NOT NULL,
|
||
INDEX(c_int), INDEX(c_decimal), INDEX(c_float), INDEX(c_bit), INDEX(c_date),
|
||
INDEX(c_datetime), INDEX(c_timestamp), INDEX(c_time), INDEX(c_year),
|
||
INDEX(c_char));
|
||
INSERT IGNORE INTO t1 (c_int) VALUES (1), (2), (3), (4), (5);
|
||
INSERT IGNORE INTO t1 (c_int) SELECT 0 FROM t1;
|
||
INSERT IGNORE INTO t1 (c_int) SELECT 0 FROM t1;
|
||
EXPLAIN SELECT * FROM t1 WHERE c_int IN (1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_int c_int 4 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_int IN (NULL, 1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_int c_int 4 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_int IN (1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_int c_int 4 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_int IN (1, NULL, 2, NULL, 3, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_int c_int 4 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_int IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_int IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_decimal IN (1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_decimal c_decimal 3 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_decimal IN (NULL, 1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_decimal c_decimal 3 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_decimal IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_decimal IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_float IN (1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_float c_float 4 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_float IN (NULL, 1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_float c_float 4 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_float IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_float IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_bit IN (1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_bit c_bit 2 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_bit IN (NULL, 1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_bit c_bit 2 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_bit IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_bit IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_date
|
||
IN ('2009-09-01', '2009-09-02', '2009-09-03');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_date c_date 3 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_date
|
||
IN (NULL, '2009-09-01', '2009-09-02', '2009-09-03');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_date c_date 3 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_date IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_date IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_datetime
|
||
IN ('2009-09-01 00:00:01', '2009-09-02 00:00:01', '2009-09-03 00:00:01');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_datetime c_datetime 5 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_datetime
|
||
IN (NULL, '2009-09-01 00:00:01', '2009-09-02 00:00:01', '2009-09-03 00:00:01');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_datetime c_datetime 5 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_datetime IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_datetime IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_timestamp
|
||
IN ('2009-09-01 00:00:01', '2009-09-01 00:00:02', '2009-09-01 00:00:03');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_timestamp c_timestamp 4 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_timestamp
|
||
IN (NULL, '2009-09-01 00:00:01', '2009-09-01 00:00:02', '2009-09-01 00:00:03');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_timestamp c_timestamp 4 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_timestamp IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_timestamp IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_year IN (1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_year c_year 1 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_year IN (NULL, 1, 2, 3);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_year c_year 1 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_year IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_year IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_char IN ('1', '2', '3');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_char c_char 10 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_char IN (NULL, '1', '2', '3');
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE t1 range c_char c_char 10 NULL 3 Using index condition
|
||
EXPLAIN SELECT * FROM t1 WHERE c_char IN (NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
EXPLAIN SELECT * FROM t1 WHERE c_char IN (NULL, NULL);
|
||
id select_type table type possible_keys key key_len ref rows Extra
|
||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
|
||
DROP TABLE t1;
|
||
#
|
||
# Bug#54477: Crash on IN / CASE with NULL arguments
|
||
#
|
||
CREATE TABLE t1 (a INT);
|
||
INSERT INTO t1 VALUES (1), (2);
|
||
SELECT 1 IN (NULL, a) FROM t1;
|
||
1 IN (NULL, a)
|
||
1
|
||
NULL
|
||
SELECT a IN (a, a) FROM t1 GROUP BY a WITH ROLLUP;
|
||
a IN (a, a)
|
||
1
|
||
1
|
||
NULL
|
||
SELECT CASE a WHEN a THEN a END FROM t1 GROUP BY a WITH ROLLUP;
|
||
CASE a WHEN a THEN a END
|
||
1
|
||
2
|
||
NULL
|
||
DROP TABLE t1;
|
||
#
|
||
# Bug #11766212 59270: NOT IN (YEAR( ... ), ... ) PRODUCES MANY VALGRIND WARNINGS
|
||
#
|
||
SELECT 1 IN (YEAR(FROM_UNIXTIME(NULL)) ,1);
|
||
1 IN (YEAR(FROM_UNIXTIME(NULL)) ,1)
|
||
1
|
||
#
|
||
#
|
||
# Bug#13012483: EXPLAIN EXTENDED, PREPARED STATEMENT, CRASH IN CHECK_SIMPLE_EQUALITY
|
||
#
|
||
CREATE TABLE t1 (a INT);
|
||
PREPARE s FROM "SELECT 1 FROM t1 WHERE 1 < ALL (SELECT @:= (1 IN (SELECT 1 FROM t1)) FROM t1)";
|
||
EXECUTE s;
|
||
1
|
||
DROP TABLE t1;
|
||
# End of test BUG#13012483
|
||
#
|
||
End of 5.1 tests
|
||
create table t1 (a bigint, b int);
|
||
insert t1 values (1,1),(2,2),(3,3);
|
||
select * from t1 where a in ('2.1');
|
||
a b
|
||
select * from t1 where b in ('2.1');
|
||
a b
|
||
select * from t1 where a='2.1';
|
||
a b
|
||
select * from t1 where b='2.1';
|
||
a b
|
||
select * from t1 where IF(1,a,a)='2.1';
|
||
a b
|
||
drop table t1;
|
||
#
|
||
# LP bug#992380 Crash when creating PS for a query with
|
||
# subquery in WHERE (see also mysql bug#13012483)
|
||
#
|
||
CREATE TABLE t1 (a INT);
|
||
PREPARE s FROM "SELECT 1 FROM t1 WHERE 1 < ALL (SELECT @:= (1 IN (SELECT 1 FROM t1)) FROM t1)";
|
||
EXECUTE s;
|
||
1
|
||
DROP TABLE t1;
|
||
#
|
||
# End of 5.3 tests
|
||
#
|
||
create table t1 (a int);
|
||
insert t1 values (1),(2),(3);
|
||
select * from t1 where 1 in (a, name_const('a', null));
|
||
a
|
||
1
|
||
drop table t1;
|
||
#
|
||
# End of 5.5 tests
|
||
#
|
||
#
|
||
# MDEV-10020 InnoDB NOT IN Query Crash When One Item Is NULL
|
||
#
|
||
CREATE TABLE t1
|
||
(
|
||
a INT(11),
|
||
b VARCHAR(10),
|
||
KEY (b)
|
||
);
|
||
INSERT INTO t1 VALUES (1,'x'),(2,'y'),(3,'z');
|
||
SELECT * FROM t1 WHERE b NOT IN (NULL, '', 'A');
|
||
a b
|
||
DROP TABLE t1;
|
||
#
|
||
# End of 10.0 tests
|
||
#
|
||
#
|
||
# MDEV-8755 Equal field propagation is not performed any longer for the IN list when multiple comparison types
|
||
#
|
||
CREATE TABLE t1 (a INT);
|
||
INSERT INTO t1 VALUES (1),(2);
|
||
# Ok to propagate equalities into the left IN argument in case of a single comparison type
|
||
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a=1 AND a IN (1,2,3);
|
||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||
Warnings:
|
||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 1
|
||
# Ok to propagate equalities into IN () list, even if multiple comparison types
|
||
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a=1 AND 1 IN (1,a,'3');
|
||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||
Warnings:
|
||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 1
|
||
# Not Ok to propagate equalities into the left IN argument in case of multiple comparison types
|
||
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a=1 AND a IN (1,2,'3');
|
||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||
Warnings:
|
||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 1 and `test`.`t1`.`a` in (1,2,'3')
|
||
DROP TABLE t1;
|