Re: indices - used by which user ?

From: Manfred Koizar <mkoi-pg(at)aon(dot)at>
To: <g(dot)hintermayer(at)inode(dot)at>
Cc: <sszabo(at)megazone23(dot)bigpanda(dot)com>, <pgsql-general(at)postgresql(dot)org>
Subject: Re: indices - used by which user ?
Date: 2003-05-08 09:15:00
Message-ID: gg7kbv4ujs34mll9qkpbqkscre74tlvesv@4ax.com
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On Thu, 8 May 2003 09:20:31 +0200 (CEST), <g(dot)hintermayer(at)inode(dot)at>
wrote:
>So that's a factor of about 10 faster, only by changing the user, very
>strange.

Very, very strange! Compare the outputs of SHOW ALL for both cases.
If there are any differences, please inform us.

> -> Seq Scan on produkt (cost=0.00..2417.41 rows=2141 width=40)
^^^^ ^^^^
> (actual time=0.02..27.12 rows=2141 loops=1)

Unless I'm missing something, your produkt table has more pages than
tuples. VACUUM FULL should reduce its size to ca. 22 pages.

Servus
Manfred

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