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Re: Postgresql optimisation

From: Denis BUCHER <dbucherml(at)hsolutions(dot)ch>
To: Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Postgresql optimisation
Date: 2009-10-28 16:08:29
Message-ID: 4AE86C7D.3020205@hsolutions.ch (view raw or flat)
Thread:
Lists: pgsql-performance
Kevin Grittner a écrit :
>> And each morning ... all data is INSERTed new
>  
> I recommend VACUUM ANALYZE of the table(s) after this step. Without
> that, the first query to read each tuple sets its hint bits and
> rewrites it, causing a surprising delay at unpredictable times
> (although heavier near the start of the day).

Ok great, thanks for the advice, I added it at the end of the process...

Denis

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