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vote
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Which SRS is computational more effective to store continental scale data? (given some conditions)

For a Precision Agriculture application I need to make calculations in UTM projection. The data will be stored in Postgis and is made of soil samples results (point data) and field boundaries of many ...
5
votes
4answers
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PostGis ST_Transform: failed to load NAD27-83 correction file (-38)

So I'm getting some user drawn polygons in WKT with OpenLayers. (Web Mercator CRS) and I now need to now convert it to SRID4326 so can do some spatial queries. However, when it fails to do a ...