On Tue, Feb 15, 2011 at 11:16:44PM +0100, aperi2007 wrote: > Hi, > > I need to retrieve the portion of a line external to a polygon, > I try with the ST_Difference and the ST_Intersections but both seem to > work only with geometries of same type.
ST_Difference should work. Do you have a _small_ example showing it doesn't ? --strk; () Free GIS & Flash consultant/developer /\ http://strk.keybit.net/services.html _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
