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Re: Join Query Perfomance Issue

From: Thomas Zaksek <zaksek(at)ptt(dot)uni-due(dot)de>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Join Query Perfomance Issue
Date: 2008-02-13 17:46:51
Message-ID: 47B32D0B.7030503@ptt.uni-due.de (view raw or flat)
Thread:
Lists: pgsql-performance 
> For so many rows I'm surprised it's not using a bitmap indexscan.
> What PG version is this?  How big are these tables?
>
> 			regards, tom lane

Its PG 8.2.6 on Freebsd.

messungen_v_dat_2007_11_12 ist about 4 million rows and messwerte is 
about 10 million rows.

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