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Some changes from 4.0.

Take a look their for details
This commit is contained in:
unknown
2002-03-19 14:23:11 +02:00
parent 8e1ab145b3
commit af87d92aa2
4 changed files with 38 additions and 7 deletions

View File

@ -77,6 +77,8 @@ a b
(select a,b from t1 limit 2) union all (select a,b from t2 order by a limit 1);
a b
1 a
2 b
3 c
(select a,b from t1 limit 2) union all (select a,b from t2 order by a limit 1) order by b desc;
a b
3 c
@ -157,3 +159,22 @@ testtt
tsestset
1
drop table t1;
drop table if exists t1,t2;
create table t1 (a int);
create table t2 (a int);
insert into t1 values (1),(2),(3),(4),(5);
insert into t2 values (11),(12),(13),(14),(15);
(select * from t1 limit 2) union (select * from t2 limit 3) limit 4;
a
1
2
11
12
(select * from t1 limit 2) union (select * from t2 limit 3);
a
1
2
11
12
13
drop table t1,t2;

View File

@ -77,3 +77,11 @@ SELECT pseudo1 FROM t1 WHERE pseudo='joce' UNION SELECT pseudo FROM t1 WHERE pse
SELECT pseudo1 FROM t1 WHERE pseudo='joce' UNION ALL SELECT pseudo FROM t1 WHERE pseudo1='joce';
SELECT pseudo1 FROM t1 WHERE pseudo='joce' UNION SELECT 1;
drop table t1;
drop table if exists t1,t2;
create table t1 (a int);
create table t2 (a int);
insert into t1 values (1),(2),(3),(4),(5);
insert into t2 values (11),(12),(13),(14),(15);
(select * from t1 limit 2) union (select * from t2 limit 3) limit 4;
(select * from t1 limit 2) union (select * from t2 limit 3);
drop table t1,t2;