[GRASS-dev] Vector file naming

[Markus Neteler]

On Thu, Sep 07, 2006 at 11:12:18AM +0000, Brad Douglas wrote:
> GRASS 6.3.cvs (hamilton2):/usr/src/grass6 > r.to.vect in=elizabeth.los
> out=elizabeth.los feature=area
> Illegal vector map name <elizabeth.los>. Character <.> not allowed.
> ERROR: Map name is not SQL compliant.
> 
> How do file names conflict with SQL92?  I thought SQL92 only applied to
> file contents.  Is this also being used as a workaround for DBF
> limitations?  What I'm getting at is: Why is '.' not allowed?  Doing a
> quick archive search failed to illuminate any light bulbs in the
> immediate vicinity.

Hi Brad,

AFAIK '.' is reserved for joins. '_' will work. 

See
http://grass.itc.it/grass63/manuals/html63_user/sql.html
-> NOTES

It would be nice to have the naiming constraints relaxed but
I am not sure if that's really possible.

Markus