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From: Bill Moran <wmoran@collaborativefusion.com>
To: pgsql-performance@postgresql.org
Subject: Re: TB-sized databases
Date: Wed, 28 Nov 2007 08:27:16 -0500
Message-ID: <20071128082716.91bbad9c.wmoran@collaborativefusion.com> (raw)
In-Reply-To: <Pine.LNX.4.58.0711281248290.3731@aragorn.flymine.org>
References: <4544e0330711260904g45d893a8ub1731e245aa8fc84@mail.gmail.com>
	<474B1407.3090607@laotraesquina.com.ar>
	<474B1B8C.1030505@gmail.com>
	<4544e0330711271218h56ce4cc3p280a9fefff24583d@mail.gmail.com>
	<1196197045.4246.1154.camel@ebony.site>
	<474CA2FA.2020201@laotraesquina.com.ar>
	<Pine.LNX.4.58.0711281248290.3731@aragorn.flymine.org>

In response to Matthew <matthew@flymine.org>:

> On Tue, 27 Nov 2007, Pablo Alcaraz wrote:
> > it would be nice to do something with selects so we can recover a rowset
> > on huge tables using a criteria with indexes without fall running a full
> > scan.
> 
> You mean: Be able to tell Postgres "Don't ever do a sequential scan of
> this table. It's silly. I would rather the query failed than have to wait
> for a sequential scan of the entire table."
> 
> Yes, that would be really useful, if you have huge tables in your
> database.

Is there something wrong with:
set enable_seqscan = off
?

-- 
Bill Moran
Collaborative Fusion Inc.
http://people.collaborativefusion.com/~wmoran/

wmoran@collaborativefusion.com
Phone: 412-422-3463x4023

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