[GRASS-user] RE: Problem querying layers other than '1' in gi s.m
radim.blazek at gmail.com
Fri Sep 22 11:16:49 EDT 2006
On 9/22/06, Moritz Lennert <mlennert at club.worldonline.be> wrote:
> > There are more, examples:
> > - Overlapping areas, e.g. a road on a bridge and a road below
> > - Many records with different time for the same point
> Both of these examples use different layers to store information, not
> different category values in the same layer, or ?
No. One layer, more cats per geometry.
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