Thanks Paul and Ben for your answers.
Z-values are ignored in tests, and occasionally used in building resultants for things like intersections.
Is it possible to know which "things" ?Does PostGIS uses GEOS for spatial computations ? GEOS does not support 3D operations ?
Regards, Olivier _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
