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Re: query planner does not canonicalize infix operators

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Daniel Farina <daniel(at)heroku(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Will Leinweber <will(at)heroku(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: query planner does not canonicalize infix operators
Date: 2012-03-13 03:21:26
Message-ID: 1331608886.9688.1.camel@vanquo.pezone.net (view raw or flat)
Thread:
Lists: pgsql-hackers
On mån, 2012-03-12 at 13:04 -0700, Daniel Farina wrote:
> On the more constructive side, if I were to till the fields to change
> this aspect of the optimizer, is there any interest in rectifying the
> operator-function confusion?

I once proposed to do that [1], but there was not much enthusiasm
elsewhere.  I still think it'd be worthwhile, for the reasons you
mentioned.  But it would be a lot of detail work.


[1] http://archives.postgresql.org/message-id/1309640525(dot)26660(dot)22(dot)camel(at)vanquo(dot)pezone(dot)net


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