[postgis-users] Some questions concerning postgis

Paul Ramsey pramsey at opengeo.org
Mon Jan 26 15:58:58 PST 2009

On Mon, Jan 26, 2009 at 3:54 PM, Paragon Corporation <lr at pcorp.us> wrote:
> Though if you want to maintain borders I guess you would probably want to
> 1)  convert your polygons to linestrings using ST_Boundary,
> 2) dump out into edges and grouping by the gid
> 3) Simplify and then repolygonize.

It is hard. Kevin gave a recipe for it once though... perhaps he'll
wikify it this time...


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