select geomfromewkt('POINT(0 0 0 0)');
On Thu, Jul 2, 2009 at 8:51 AM, Ben Harper<
rogojin@...> wrote:
> I'm struggling to create a geometry field in PostGIS that stores Z and
> M coordinates. Are these supported?
> Some issues:
> 1. I cannot create a ZM field. "Dimensionality must be 3 or less"
> 2. GeomFromText() doesn't recognize "POINT Z (0 0 0)"
> 3. GeomFromText() does parse (with a warning) "POINTM (0 0 0)", but it
> appears the DB isn't really storing the Z coordinate.
> 4. Using the C library interface, I can't get WKB geometry with Z to parse.
>
> Thanks,
> Ben
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