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Re: caching written values?

From: Pavan Deolasee <pavan(dot)deolasee(at)gmail(dot)com>
To: Thomas Finneid <tfinneid(at)fcon(dot)no>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: caching written values?
Date: 2009-01-22 11:20:21
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
On Thu, Jan 22, 2009 at 4:42 PM, Thomas Finneid <tfinneid(at)fcon(dot)no> wrote:

> As I understand it, data is stored in pages and those pages have to be
> retrieved in order to write or read data from them. So my assumption is that
> a page used to write data would not be replaced until memory is low and
> different pages needs to be retrieved. Is this approximately correct?

Yes. That's how it works.


Pavan Deolasee

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