Re: Seqscan problem

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To: Tom Lane <tgl@xxxxxxxxxxxxx>
Subject: Re: Seqscan problem
From: Vlad Arkhipov <arhipov@xxxxxxxxxxxx>
Date: Wed, 07 May 2008 09:48:36 +0900
Cc: pgsql-performance@xxxxxxxxxxxxxx
In-reply-to: <13631.1210083727@xxxxxxxxxxxxx>
References: <48203D7B.2000809@xxxxxxxxxxxx> <13631.1210083727@xxxxxxxxxxxxx>
User-agent: Thunderbird 2.0.0.0 (X11/20070326)

Tom Lane writes:

Vlad Arkhipov <arhipov@xxxxxxxxxxxx> writes:

I've just discovered a problem with quite simple query. It's really 
confusing me.
Postgresql 8.3.1, random_page_cost=1.1. All tables were analyzed before 
query.


What have you got effective_cache_size set to?

			regards, tom lane

1024M

References:
- Seqscan problem
  - From: Vlad Arkhipov
- Re: Seqscan problem
  - From: Tom Lane

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