[postgis-users] distance function only supports 2d?

[Paul Ramsey]

Check the functions list, or postgis.sql. The default is 2d, but there 
is a 3d variant in there somewhere.
P

On Wednesday, February 4, 2004, at 01:53 AM, strk wrote:

> falko.steinmetz wrote:
>> Hi,
>>
>> is it possible, that the distance function only support 2d?
>> I use postgis 0.8.1 and when I calculate the distance between the
>> points 24/33/20 and 0/0/0 I get 40.80 - the distance between
>> 24/33 and 0/0.
>> Is this a bug or doesn't the function support 3d points?
>
> AFAICT only 2d distance is supported.
> --strk;
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      Paul Ramsey
      Refractions Research
      Email: pramsey at refractions.net
      Phone: (250) 885-0632