Re: Release Note Changes - Mailing list pgsql-hackers

From Joshua D. Drake
Subject Re: Release Note Changes
Date
Msg-id 20071201122817.71b5d98c@jd-laptop
Whole thread Raw
In response to Re: Release Note Changes  (Andrew Dunstan <andrew@dunslane.net>)
List pgsql-hackers
On Fri, 30 Nov 2007 06:32:10 -0500
Andrew Dunstan <andrew@dunslane.net> wrote:

>
>
> Simon Riggs wrote:
> >
> > - Heap-Only Tuples (HOT) accelerate space reuse for UPDATEs
> > change to
> > "Heap-Only Tuples (HOT) improve performance of frequent UPDATEs"
> >
> >
> >
>
> I think we need to qualify this, or it could be quite misleading.
> perhaps add "that don't affect indexed columns" or something like
> that.

Heap Only Tuples (HOT) improves performance for heavy update tables
where the column being updated isn't indexed?

Seems kind of long but isn't that "exactly" what it does?

Sincerely,

Joshua D. Drake

>
> cheers
>
> andrew
>
> ---------------------------(end of
> broadcast)--------------------------- TIP 1: if posting/reading
> through Usenet, please send an appropriate subscribe-nomail command
> to majordomo@postgresql.org so that your message can get through to
> the mailing list cleanly
>

pgsql-hackers by date:

Previous
From: Tom Lane
Date:
Subject: Re: [PATCHES] Re: [GENERAL] plperl and regexps with accented characters - incompatible?
Next
From: Gregory Stark
Date:
Subject: Re: CommandCounterIncrement versus plan caching