[GRASS5] Re: intersect sites with polygons?

[Radim Blazek]

On Thursday 04 July 2002 02:08 pm, Christoph Simon wrote:
> You said, that orderal numbers are not visible to the user, so the
> user doesn't know them and there should be no danger of abuse.

Sorry, there are sometimes visible (d.vect display=topo) because it is useful
for debugging (standard tool to support custom modules development:), 
but should not be used as input for modules.

> Yes. it is time :-) But do you suggest that you can specify more than
> one field and more than one DB file (== table)? What about aggregate
> functions?

DB file is definition for database connection (time to test grass51).
Give me example of aggregate function usage.

Radim