Filling in Holes with PostGIS | Open Geospatial Technologies
lundi 20 octobre 2014 à 13:52zertrin, le 20/10/2014 à 13:52
Often you will want to simplify polygons by removing holes. In my case, I had used PostGIS to clip Census tracts to shoreline, but the hydrology layer I was using also had small lakes, ponds, and streams interior to the tracts. I ended up with Census tracts that looked like Swiss cheese.
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(Permalink)
Often you will want to simplify polygons by removing holes. In my case, I had used PostGIS to clip Census tracts to shoreline, but the hydrology layer I was using also had small lakes, ponds, and streams interior to the tracts. I ended up with Census tracts that looked like Swiss cheese.
[...]
(Permalink)