[postgis-users] Trying to simplify a collection of polygons

Henri De Feraudy feraudyh at yahoo.com
Fri Sep 10 02:14:25 PDT 2010

 I have a collection of polygons none of which overlap except perhaps on parts 
of  their outer rings.
I have the impression this cannot be turned into a multipolygon because there is 
Is there any way of simplfying this collection to make a normal multipolygon? I 
am thinking of "fusing" the ones that touch.
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