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For Openstreetmap, the parameters are quite simple: http://www.openstreetmap.org/#map=10/47.1911/2.4884 http://www.openstreetmap.org/#map= : base url 10/ : zoom level 47.1911/ : latitude of center, North positive 2.4884 : longitude of center, East positive ...


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What do you mean by no spatial view. You mean you are not seeing it in geometry_columns table or your viewer is not loading it? If you are using PostGIS 1.5 or lower, you have to manually add the view to the table geometry_columns table. In PostGIS 2.0+, it will show in list but won't show type. To get type you need to do cast it. Also many views like ...


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Based on that answer I'm trying to create new poygon layer that is extent of base layer (also polygon). But statement doesn't work: CREATE OR REPLACE VIEW xxx.extent AS SELECT ST_SetSRID(ST_Extent(geom), 2180) as geom from xxx.buildings_2013; But resulting table isn't spatial. Geometry column in table buildings_2013 is named geom.



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