mariadb/mysql-test/t/func_in.test
unknown 32de973588 Fix for BUG#13419: In "ref" optimizer, take into account that item=Item_func_in(x,y) is
not equivalent to "x=y" when item->negated == TRUE.


mysql-test/r/func_in.result:
  Testcase for BUG#13419
mysql-test/t/func_in.test:
  Testcase for BUG#13419
sql/sql_select.cc:
  Fix for BUG#13419:
  * Take into account that item=Item_func_in(x,y) is not equivalent to "x=y" when 
    item->negated == TRUE.
  * Removed comment that is no longer true.
2005-09-23 13:43:20 +04:00

112 lines
3.2 KiB
Text
Raw Blame History

# Initialise
--disable_warnings
drop table if exists t1;
--enable_warnings
#
# test of IN (NULL)
#
select 1 in (1,2,3);
select 10 in (1,2,3);
select NULL in (1,2,3);
select 1 in (1,NULL,3);
select 3 in (1,NULL,3);
select 10 in (1,NULL,3);
select 1.5 in (1.5,2.5,3.5);
select 10.5 in (1.5,2.5,3.5);
select NULL in (1.5,2.5,3.5);
select 1.5 in (1.5,NULL,3.5);
select 3.5 in (1.5,NULL,3.5);
select 10.5 in (1.5,NULL,3.5);
CREATE TABLE t1 (a int, b int, c int);
insert into t1 values (1,2,3), (1,NULL,3);
select 1 in (a,b,c) from t1;
select 3 in (a,b,c) from t1;
select 10 in (a,b,c) from t1;
select NULL in (a,b,c) from t1;
drop table t1;
CREATE TABLE t1 (a float, b float, c float);
insert into t1 values (1.5,2.5,3.5), (1.5,NULL,3.5);
select 1.5 in (a,b,c) from t1;
select 3.5 in (a,b,c) from t1;
select 10.5 in (a,b,c) from t1;
drop table t1;
CREATE TABLE t1 (a varchar(10), b varchar(10), c varchar(10));
insert into t1 values ('A','BC','EFD'), ('A',NULL,'EFD');
select 'A' in (a,b,c) from t1;
select 'EFD' in (a,b,c) from t1;
select 'XSFGGHF' in (a,b,c) from t1;
drop table t1;
CREATE TABLE t1 (field char(1));
INSERT INTO t1 VALUES ('A'),(NULL);
SELECT * from t1 WHERE field IN (NULL);
SELECT * from t1 WHERE field NOT IN (NULL);
SELECT * from t1 where field = field;
SELECT * from t1 where field <=> field;
DELETE FROM t1 WHERE field NOT IN (NULL);
SELECT * FROM t1;
drop table t1;
create table t1 (id int(10) primary key);
insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9);
select * from t1 where id in (2,5,9);
drop table t1;
create table t1 (
a char(1) character set latin1 collate latin1_general_ci,
b char(1) character set latin1 collate latin1_swedish_ci,
c char(1) character set latin1 collate latin1_danish_ci
);
insert into t1 values ('A','B','C');
insert into t1 values ('a','c','c');
--error 1267
select * from t1 where a in (b);
--error 1270
select * from t1 where a in (b,c);
--error 1271
select * from t1 where 'a' in (a,b,c);
select * from t1 where 'a' in (a);
select * from t1 where a in ('a');
select * from t1 where 'a' collate latin1_general_ci in (a,b,c);
select * from t1 where 'a' collate latin1_bin in (a,b,c);
select * from t1 where 'a' in (a,b,c collate latin1_bin);
explain extended select * from t1 where 'a' in (a,b,c collate latin1_bin);
drop table t1;
set names utf8;
create table t1 (a char(10) character set utf8 not null);
insert into t1 values ('bbbb'),(_koi8r'<27><><EFBFBD><EFBFBD>'),(_latin1'<27><><EFBFBD><EFBFBD>');
select a from t1 where a in ('bbbb',_koi8r'<27><><EFBFBD><EFBFBD>',_latin1'<27><><EFBFBD><EFBFBD>') order by a;
drop table t1;
# Bug#7834 Illegal mix of collations in IN operator
create table t1 (a char(10) character set latin1 not null);
insert into t1 values ('a'),('b'),('c');
select a from t1 where a IN ('a','b','c') order by a;
drop table t1;
set names latin1;
select '1.0' in (1,2);
select 1 in ('1.0',2);
select 1 in (1,'2.0');
select 1 in ('1.0',2.0);
select 1 in (1.0,'2.0');
select 1 in ('1.1',2);
select 1 in ('1.1',2.0);
# Test case for bug #6365
create table t1 (a char(20) character set binary);
insert into t1 values ('aa'), ('bb');
select * from t1 where a in (NULL, 'aa');
drop table t1;
# BUG#13419
create table t1 (id int, key(id));
insert into t1 values (1),(2),(3);
select count(*) from t1 where id not in (1);
select count(*) from t1 where id not in (1,2);
drop table t1;
# End of 4.1 tests