[postgis-devel] Is ST_IsValid OGC or not OGC?

Mateusz Loskot mateusz at loskot.net
Mon Oct 5 14:08:15 PDT 2009


Kevin Neufeld wrote:
> Hi Mateusz,
> 
> Paul is correct - ST_Valid is not actually a defined OGC method, however
> the concept of validity is littered throughout the specs.

Right, that's clear to me.

> Changing the wording is of no problem.  What would you recommend it be? 
> Perhaps something like:
> 
> "This method implements the concept of validity expressed in the OpenGIS
> Simple Features Implementation Specification for SQL."

IMHO, that way it's much clearer.

Best regards,
-- 
Mateusz Loskot, http://mateusz.loskot.net
Charter Member of OSGeo, http://osgeo.org



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