| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Jeremy Kerr <jk(at)ozlabs(dot)org>, Stephen Frost <sfrost(at)snowman(dot)net>, Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>, pgsql-hackers(at)postgresql(dot)org, Gurjeet Singh <singh(dot)gurjeet(at)gmail(dot)com> |
| Subject: | Re: [PATCH] backend: compare word-at-a-time in bcTruelen |
| Date: | 2010-02-23 18:23:56 |
| Message-ID: | 20100223182356.GJ3672@alvh.no-ip.org |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
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| Lists: | pgsql-hackers |
Robert Haas escribió:
> On Mon, Feb 22, 2010 at 9:35 PM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> > What ever happened to this patch?
>
> I think it's unclear that all of the best and worst cases have been
> sufficiently tested and that the results are satisfactory. We have
> everything from massive performance gains to no obvious benefit at
> all, and it's very unclear that anyone has made a serious effort to
> find a benchmark the worst-case scenarios. I think we should drop
> this for now. *If* someone wants to put some work into more thorough
> analysis for 9.1, we can revisit it then.
+1 -- it's not like it hasn't been a problem all along.
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
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