Re: geographic coordinate types?

There is a group working on a GIS front end to PostgreSQL over at:
http://fmaps.sourceforge.net/

Also, take a look at:
http://www.ossim.org/

More information can be found at:
http://freegis.org/

T.

Brook Milligan wrote:
> 
>    For example?  We use the point type for doing long/lat coordinates, and
>    for calculating distance between  places on one of our projects ... but I
>    take it you are thinking of something more elaborate then that?
> 
> Yes.  I was thinking of a 3D coordinate system and the various
> transformations needed to span the globe, take into account
> measurement errors, etc.
> 
> Cheers,
> Brook

-- 
Timothy H. Keitt
National Center for Ecological Analysis and Synthesis
735 State Street, Suite 300, Santa Barbara, CA 93101
Phone: 805-892-2519, FAX: 805-892-2510
http://www.nceas.ucsb.edu/~keitt/