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Re: Maintaining cluster order on insert

From: "Jaime Casanova" <systemguards(at)gmail(dot)com>
To: "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com>
Cc: "Jim C(dot) Nasby" <decibel(at)decibel(dot)org>, "Bruce Momjian" <bruce(at)momjian(dot)us>, PostgreSQL-patches <pgsql-patches(at)postgresql(dot)org>
Subject: Re: Maintaining cluster order on insert
Date: 2007-05-18 04:53:52
Message-ID: c2d9e70e0705172153g3207adb6kd4abdfdf3a9215ff@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-patches
On 5/16/07, Heikki Linnakangas <heikki(at)enterprisedb(dot)com> wrote:
> Jim C. Nasby wrote:
> > What about adding the ability to ask the FSM for a page that's near a
> > given page? That way if you did have to go to the FSM you could at least
> > try and insert close to the page you originally wanted.
>
> Yeah, there's always room for improvement. I made the patch when I was
> working on clustered indexes, and was mostly concerned about getting
> inserts to the same page as other tuples with similar values so that the
> clustered index stays clustered.
>

the patch doesn't apply in cvs... you'll need to update it...

-- 
regards,
Jaime Casanova

"Programming today is a race between software engineers striving to
build bigger and better idiot-proof programs and the universe trying
to produce bigger and better idiots.
So far, the universe is winning."
                                       Richard Cook

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