[postgis-users] Unit for length(geometry) function

[leewse at stee.stengg.com]

> On Fri, Aug 25, 2006 at 05:37:54PM +0800, Lee Wai See wrote:
>> I would like to know what the unit returned by the length(geometry)
>> function
>> is. Thanks in advance.
>
> Same units as the input geometry.

How can I find out the unit for the input geometry? Is there any way or
function for doing that? Thanks.

>
> --
> Michael Fuhr
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