| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | David Fetter <david(at)fetter(dot)org> |
| Cc: | Zdenek Kotala <Zdenek(dot)Kotala(at)Sun(dot)COM>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, David Rowley <dgrowley(at)gmail(dot)com>, "'Gregory Stark'" <stark(at)enterprisedb(dot)com>, "'Postgres'" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Cool hack with recursive queries |
| Date: | 2008-11-21 21:11:11 |
| Message-ID: | 18310.1227301871@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
David Fetter <david(at)fetter(dot)org> writes:
> On Fri, Nov 21, 2008 at 09:06:13PM +0100, Zdenek Kotala wrote:
>> I takes 2.6 second on my laptop. I think it is not so bad.
> About 2.0 on my OS/X laptop. Could this be a problem on whatever
> architecture/OS/compiler combo you have?
Not everyone is using fast new laptops.
This is a cool hack, agreed, but that doesn't make it a useful
regression test. Whatever value it might have isn't going to
repay the community-wide expenditure of cycles.
regards, tom lane
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