On 18 March 2014 15:15, Jackie <[email protected]> wrote: > Here's my polygon: > ST_GeomFromText('POLYGON((105.78873 21.38659, 106.49185 21.38659, 105.78873 > 20.71758, 106.49185 20.71758, 105.78873 21.38659))', 4326)
This polygon is an invalid bow-tie, with a self-intersection in the centre. -Mike _______________________________________________ postgis-users mailing list [email protected] http://lists.osgeo.org/cgi-bin/mailman/listinfo/postgis-users
