[postgis-devel] PostGIS 1.1.7

Paul Ramsey pramsey at refractions.net
Mon Dec 4 15:30:28 PST 2006


We're going to need to document the formats we used, since a reference 
to SFSQL will no longer suffice.

P

Mateusz Loskot wrote:
> Thomas Marti (HSR) wrote:
>> * Is there a description how (E)WKB looks for curved types?
> 
> This is an interesting subject.
> OGC does not define curve types, so WKB / WKT is not specified
> in the OGC SFS for SQL.
> 
> Certainly, EWKB - internal binary format use by Postgis - can define
> curves encoding, but I wonder what OGC's AsBinary and AsText functions
> will return when applied to curve geometries.
> 
> How does it work?
> 
> Cheers




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