pg_geoext is a simplified spatial extensionn for teaching spatial database class
- src/geoext
- make
- make install
- POINT(31.3168034143746 29.5994637720287)
- POLYGON((0 0, 10 0, 10 10, 0 10, 00))
geo_point_from_text();
geo_point_to_str();
geo_point_distance()
geo_polygon_area();