| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Greg Stark <greg(dot)stark(at)enterprisedb(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Peter Eisentraut <peter_e(at)gmx(dot)net>, pgsql-hackers(at)postgresql(dot)org, David Fetter <david(at)fetter(dot)org>, Stephen Frost <sfrost(at)snowman(dot)net>, Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, Kenneth Marshall <ktm(at)rice(dot)edu>, Zdenek Kotala <Zdenek(dot)Kotala(at)sun(dot)com> |
| Subject: | Re: [PATCH] cleanup hashindex for pg_migrator hashindex compat mode (for 8.4) |
| Date: | 2009-05-26 18:58:09 |
| Message-ID: | 16766.1243364289@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> Tom Lane escribi:
>> IIRC it was demonstrated to be broken the last time it was proposed
>> as a solution to our problems. Maybe it's been fixed since then, but
>> I don't have any confidence in it, since evidently it's not been stress
>> tested very hard.
> I think you're probably confusing it with interdiff.
No, because I never heard of interdiff before. Checking the archives,
the discussion I was remembering was definitely about filterdiff, but
the rap on it was undocumented (so maybe "demonstrated" is too harsh):
http://archives.postgresql.org/pgsql-hackers/2007-10/msg01243.php
regards, tom lane
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