Re: [postgis-users] Need help on basic concepts, I just need really simple calculations

2015-03-23 Thread David Fawcett
Brent Great, informative answer. On Sun, Mar 22, 2015 at 3:14 PM, Brent Wood pcr...@pcreso.com wrote: Hi Aaron, Hopefully this (simplistic) description helps. Setting a SRID value for a feature tells Postgis what coordinate reference system (CRS) the coordinates are in. This includes the

[postgis-users] Difference between light-weight geometry types

2015-03-23 Thread Igor Stassiy
Hello, is there any difference between LWCOLLECTION and LWCOMPOUND? Has the meaning changed since postgis 1.5 (when liblwgeom wasn't yet packaged) to liblwgeom = 2.0? Also, what does LWCIRCSTRING stand for? Is it a closed line string? Thanks a lot, Igor

[postgis-users] raster2pgsql creates tables without values

2015-03-23 Thread Andreas Laggner
Hi list, all my rastermaps i import are empty, no values (NaN only). Import on another machine with a different installation of PostGIS for this data works good. I also tried to split the import, first create the sql-file and than import with psql - NO ERRORS accurs, but no values. It must