From: | Holger Klawitter <lists(at)klawitter(dot)de> |
---|---|
To: | Bruno Wolff III <bruno(at)wolff(dot)to> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Index on points |
Date: | 2004-06-08 14:30:52 |
Message-ID: | 200406081630.57475.lists@klawitter.de |
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Thread: | |
Lists: | pgsql-general |
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Hi!
> > SELECT p FROM tbl WHERE (p <-> point(0,0)) < 10;
> You want to create a box that includes all points that might match
> and use that to do an index search (using an rtree index) and then
> check that the distance is really less than whatever.
Thanks for the hint!
I was just too confused about the lack of point operators to think about
alternatives...
Mit freundlichem Gruß / With kind regards
Holger Klawitter
- --
lists <at> klawitter <dot> de
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