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This commit is contained in:
bell@sanja.is.com.ua
2003-07-01 10:03:20 +03:00
6 changed files with 47 additions and 8 deletions

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@@ -1153,6 +1153,19 @@ INSERT INTO t1 VALUES (1,0,NULL,NULL),(2,0,NULL,NULL);
SELECT DISTINCT REF_ID FROM t1 WHERE ID= (SELECT DISTINCT REF_ID FROM t1 WHERE ID=2);
REF_ID
DROP TABLE t1;
create table t1 (a int, b int);
create table t2 (a int, b int);
insert into t1 values (1,0), (2,0), (3,0);
insert into t2 values (1,1), (2,1), (3,1), (2,2);
update ignore t1 set b=(select b from t2 where t1.a=t2.a);
Warnings:
Error 1240 Subselect returns more than 1 record
select * from t1;
a b
1 1
2 NULL
3 1
drop table t1, t2;
create table t1(City VARCHAR(30),Location geometry);
insert into t1 values("Paris",GeomFromText('POINT(2.33 48.87)'));
select City from t1 where (select intersects(GeomFromText(AsText(Location)),GeomFromText('Polygon((2 50, 2.5 50, 2.5 47, 2 47, 2 50))'))=0);

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@@ -739,6 +739,19 @@ INSERT INTO t1 VALUES (1,0,NULL,NULL),(2,0,NULL,NULL);
SELECT DISTINCT REF_ID FROM t1 WHERE ID= (SELECT DISTINCT REF_ID FROM t1 WHERE ID=2);
DROP TABLE t1;
#
# uninterruptable update
#
create table t1 (a int, b int);
create table t2 (a int, b int);
insert into t1 values (1,0), (2,0), (3,0);
insert into t2 values (1,1), (2,1), (3,1), (2,2);
update ignore t1 set b=(select b from t2 where t1.a=t2.a);
select * from t1;
drop table t1, t2;
#
# correct behavoiur for function from reduced subselect