[postgis-devel] Validity flag

Oliver Courtin olivier.courtin at oslandia.com
Mon Feb 29 09:31:08 PST 2016

> since the 3d stuff wasn't documented in it, though they just follow
> the pattern of polygons, I believe.

Yeap same pattern as MultiPolygons, but without interiors rings.

> I have another (better?) option:
> Use one of the existing bits be an "extra-8-bytes" flag. That way we
> can have lots of extra info if we want, in cases where fluff isn't an
> issue, and without ruining alignment.
> Thanks Hugo for the idea,


And this allow, to add two flags for Validity stuff  (as Sandro asked).


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