[Gdal-dev] Determine table geometry type?

Craig Miller craig.miller at spatialminds.com
Tue Jun 21 15:53:52 EDT 2005


I'm trying to determine the type of geometry stored in a PostGIS  table via
OGR.  I am trying to do this by calling 

 

pogrLayer->GetLayerDefn()->GetGeomType();

 

In my code this always returns wkbUnknown for layers.  Is GeomType supported
for layers?

 

 

 

Another options is to query the OGIS extension tables directly and parse the
results.  Is this the easiest/correct way of determining all spatial tables?

 

"SELECT f_table_catalog AS catalog, f_table_schema as schema, f_table_name
AS tablename, f_geometry_column as dgname FROM Geometry_Columns";

 

 

Thanks for the help,

Craig

 

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