[postgis-devel] Z() and M() semantics

strk at refractions.net strk at refractions.net
Wed Nov 23 06:06:48 PST 2005

On Wed, Nov 23, 2005 at 02:59:39PM +0100, Alex Mayrhofer wrote:
> strk at refractions.net wrote:
> >M() is already in the 1.1 branch.
> any chance of getting this backported? ;)

We choosed not to add functions in the 1.0 branch.
Altought this would be a simple one any addition
would "require" a scripts version increment, which
in turn would warn users about need of upgrading
procedures, and we don't want to force proc upgrade
between patchlevel releases.

> >BTW, what about making Z() and M() return NULL
> >rather then 0 for points w/out the requested dimension ?
> I strongly agree with you. I'd even go that far to call the current 
> behaviour a bug.
> cheers
> alex


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