MySQL数据库

开发平台：

Visual C++

subselect_gis.result：源码内容

							drop table if exists t1;
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);
City
drop table t1;

						