[postgis-users] Adjecent Polygons to lines, typology related

Sandro Santilli strk at keybit.net
Fri Mar 23 00:50:37 PDT 2012

On Fri, Mar 23, 2012 at 11:17:00AM +1200, Peter wrote:
> Regarding extracting adjacent polygon common edges, my objectives are threefold:
> - by rendering the poly as a line reduce rendering time
> - generalised without conflicting with its neighbour
> - optionally not render the non shared line, ie the perimeter
> Am i wasting time working on this or should i wait for postgis 2.0?
> If the latter is their a topology primer somewhere?

If I were you I'd give PostGIS-2.0.0beta# a try.
The online manual contain some info and pointers about topology,
as well as the wiki.


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