Re: [HACKERS] TODO: Cache most recent query plan

From: Chris <chris(at)bitmead(dot)com>
To: pgsql-hackers <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: [HACKERS] TODO: Cache most recent query plan
Date: 2000-02-16 13:33:08
Message-ID: 38AAA714.70E32799@bitmead.com
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Karel Zak - Zakkr wrote:
>
> In TODO is:
>
> CACHE:
> * Cache most recent query plan(s) [prepare]

I havn't been following what this is about, but
any implementation of caching query plans should
be careful about pg_class.relhasindex and
pg_class.relhassubclass, otherwise reuse of
query plans could give incorrect results, _maybe_,
depending on what you are planning here.

--
Chris Bitmead
mailto:chris(at)bitmead(dot)com

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