| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Martin Weinberg <weinberg(at)osprey(dot)astro(dot)umass(dot)edu> |
| Cc: | Martijn van Oosterhout <kleptog(at)svana(dot)org>, "Martin D(dot) Weinberg" <weinberg(at)astro(dot)umass(dot)edu>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: multi-column btree index for real values |
| Date: | 2002-10-05 21:39:45 |
| Message-ID: | 200210052139.g95Ldjv02630@candle.pha.pa.us |
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| Lists: | pgsql-general |
Martin Weinberg wrote:
> Thanks Bruce. Some simple tests on a 10 million tuple data base shows
> that r-tree works well for this. (It took me a while to realize
> that I had to sort boxes of zero area rather than points).
>
> However, it seems that the rtree index has a serious memory leak for
> 7.2.2. Is that known?
Uh, I am not aware of that, but you can try 7.3beta to see if it is
better, and if not, report back.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
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