[postgis-users] GIST index speed

Markus Schaber schabi at logix-tt.com
Thu Jun 5 02:39:48 PDT 2008


Hi, Kevin,

Kevin Neufeld <kneufeld at refractions.net> wrote:

> Are you using within() or ST_Within()? The latter automatically uses the 
> gist index, the former does not.

As I was absent from the lists for some time, why was this distinction
introduced?

Normally, I would expect the standards compliant version to be
optimizable by the query planner.


Regards,
Markus

-- 
Markus Schaber | Logical Tracking&Tracing International AG
Dipl. Inf.     | Software Development GIS

Fight against software patents in Europe! www.ffii.org
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