Re: Perfomance difference between 7.2 and 7.3

From: Paulo Jan <admin(at)digital(dot)ddnet(dot)es>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: Perfomance difference between 7.2 and 7.3
Date: 2003-11-12 16:25:03
Message-ID: 3FB25EDF.2010906@digital.ddnet.es
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Tom Lane wrote:
> Paulo Jan <admin(at)digital(dot)ddnet(dot)es> writes:
>
>> -> Seq Scan on todocinetv (cost=0.00..37768.90 rows=28792
>>width=8)
>
>
> The estimated cost seems to be more than one disk page read per row
> returned. This suggests to me that you have a huge amount of dead space
> in that table --- try a VACUUM FULL on it. If that fixes the problem,

Argh!!! The thing is, I *had* run VACUUM several times before posting
to the list... but it was VACUUM ANALYZE, not VACUUM FULL. And here I
was, wondering why VACUUMing so much didn't have any effect...

Paulo Jan.
DDnet.

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