From: | Gregory Stark <stark(at)enterprisedb(dot)com> |
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To: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | "Michael Paesold" <mpaesold(at)gmx(dot)at>, "Bruce Momjian" <bruce(at)momjian(dot)us>, <pgsql-patches(at)postgresql(dot)org> |
Subject: | Re: WIP: rewrite numeric division |
Date: | 2007-07-17 15:52:59 |
Message-ID: | 87bqebrpr8.fsf@oxford.xeocode.com |
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Lists: | pgsql-patches |
"Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
> Michael Paesold <mpaesold(at)gmx(dot)at> writes:
>> Please, let's revisit this, and not postpone it without further
>> discussion. I never knew about the correctness issues in div_var(), but
>> since I know about it, I feel I am just waiting until that problem will
>> hit me or anyone else.
>
> Yeah. I was basically waiting to see if anyone could come up with a
> faster solution. Since no one seems to have an idea how to do it
> better, I'm inclined to apply the patch for 8.3.
My only reservation is that I don't have the numeric methods background to
tell if it's really necessary. My fix does resolve the only actual documented
inaccuracy in the existing method.
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com
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