[postgis-devel] WKB type

strk at refractions.net strk at refractions.net
Thu Sep 9 06:15:15 PDT 2004


On Thu, Sep 09, 2004 at 01:06:21PM +0100, Mark Cave-Ayland wrote:
> 
> > -----Original Message-----
> > From: postgis-devel-bounces at postgis.refractions.net 
> > [mailto:postgis-devel-bounces at postgis.refractions.net] On 
> > Behalf Of strk at refractions.net
> > Sent: 08 September 2004 17:00
> > To: postgis-devel at postgis.refractions.net
> > Subject: [postgis-devel] WKB type
> > 
> > 
> > Working on the new geometry representation (LWGEOM)
> > I'm trying to understand the reason to keep an WKB type.
> > 
> > Does anyone have anything to say about it ?
> > 
> > --strk;
> 
> 
> Hi strk,
> 
> As long as I can return query results in WKB format using AsBinary(....,
> 'NDR') and insert a geometry using GeomFromWKB('....') then I can live
> without a specific WKB type :)

And what about OGC conformance... do you think the binary transfer
format should be strict WKB (if such a thing exists) or a
postgis-custom format ?

I'm thinking about:
	- SRID extension
	- 2d/3d/4d specification
	- optional BBOX 

--strk;


> 
> 
> Kind regards,
> 
> Mark.
> 
> ---
> 
> Mark Cave-Ayland
> Webbased Ltd.
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> Derriford
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> England
> 
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