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Re: TB-sized databases

From: Decibel! <decibel(at)decibel(dot)org>
To: Bill Moran <wmoran(at)collaborativefusion(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: TB-sized databases
Date: 2007-12-06 00:07:58
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
On Nov 28, 2007, at 7:27 AM, Bill Moran wrote:
> Is there something wrong with:
> set enable_seqscan = off

Note that in cases of very heavy skew, that won't work. It only adds  
10M to the cost estimate for a seqscan, and it's definitely possible  
to have an index scan that looks even more expensive.
Decibel!, aka Jim C. Nasby, Database Architect  decibel(at)decibel(dot)org
Give your computer some brain candy! Team #1828

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