[GRASS-dev] terminology issues in grass7

[Hamish]

> The main difference to e.g. several shapefiles imported as different
> layers into one GRASS vector is that GRASS builds and maintains
> topology for all geometry objects in all shapefiles combined.

probably VMap0/Digital Chart of the World data is a better example than
shapefiles. when you import them with v.in.ogr you get like 50 different
layers. DXF is another.


Hamish