Webb Sprague wrote: > On 10/17/07, Anton A. Patrushev <[EMAIL PROTECTED]> wrote: >> Convex hull? > > I can't find a convex_hull that takes a SET of points. Pointers? > > or_gis=# \df *convex* > List of functions > Schema | Name | Result data type | Argument data types > --------+---------------+------------------+--------------------- > public | convexhull | geometry | geometry > public | st_convexhull | geometry | geometry > (2 rows) > > Thanks though > _______________________________________________ > postgis-users mailing list > [email protected] > http://postgis.refractions.net/mailman/listinfo/postgis-users >
Try, ST_ConvexHull(ST_Collect(geometry set)) -- Mark Leslie Software Architect LISAsoft Pty Ltd www.lisasoft.com _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
