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Fixes for bugs #2508 and #2552

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Sinisa@sinisa.nasamreza.org
2004-02-10 21:34:25 +02:00
parent 9e62e21daa
commit 451e423be4
5 changed files with 49 additions and 8 deletions
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9
mysql-test/t/union.test
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@@ -465,3 +465,12 @@ show status like 'Slow_queries';
select count(*) from t1 where a=7 union select count(*) from t1 where b=13;
show status like 'Slow_queries';
drop table t1;
create table t1 ( RID int(11) not null default '0', IID int(11) not null default '0', nada varchar(50) not null,NAME varchar(50) not null,PHONE varchar(50) not null) engine=MyISAM;
insert into t1 ( RID,IID,nada,NAME,PHONE) values (1, 1, 'main', 'a', '111'), (2, 1, 'main', 'b', '222'), (3, 1, 'main', 'c', '333'), (4, 1, 'main', 'd', '444'), (5, 1, 'main', 'e', '555'), (6, 2, 'main', 'c', '333'), (7, 2, 'main', 'd', '454'), (8, 2, 'main', 'e', '555'), (9, 2, 'main', 'f', '666'), (10, 2, 'main', 'g', '777');
select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 A left join t1 B on A.NAME = B.NAME and B.IID = 2 where A.IID = 1 and (A.PHONE <> B.PHONE or B.NAME is null) union select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 B left join t1 A on B.NAME = A.NAME and A.IID = 1 where B.IID = 2 and (A.PHONE <> B.PHONE or A.NAME is null);
drop table t1;
create table t1 ( id int, name char(10) not null, name2 char(10) not null ) engine=innodb;
insert into t1 values(1,'first','fff'),(2,'second','sss'),(3,'third','ttt');
select name2 from t1 union all select name from t1 union all select id from t1;
drop table t1;