[GRASS-dev] better mysql support

[nicholas.g.lawrence at mainroads.qld.gov.au]

grass-dev-bounces at grass.itc.it wrote on 16/04/2007 12:56:18 PM:

> On Sun, 15 Apr 2007, Emanuele Conti wrote:
> > Hi everybody,
> > I'm a university student and I'm doing a thesis on the integration of
grass
> > with mysql. I found that grass has a good support for postgis and I'd
like
> > to duplicate all the main features available for this db for mysql,
which
> > has geometry extensions (opengis compliant) and performs significantly
> > better than postgres. I downloaded grass 6.3 cvs source code yet and I

> Paul
> As I understand it the OpenGIS vector format is a lot less featureful
than
> the GRASS format (i.e. it doesn't store the topological relationships
> between vector features, which is important for a lot of vector analyses)
> and thus it is debateable whether it is useful to store GRASS data in
that
> format.

Nick
Isn't OpenGIS planning to introduce proper topology at a later date?

My understanding was that the 'first pass' was simple, non-topological
vectors because they are simpler.


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