Re: Identity projection

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Amit Kapila <amit(dot)kapila(at)huawei(dot)com>
Cc: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, "'Kyotaro HORIGUCHI'" <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Identity projection
Date: 2013-03-14 19:22:02
Message-ID: 3741.1363288922@sss.pgh.pa.us
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I wrote:
> ... So I think this patch is missing a bet by not
> accepting equal() expressions.

I've committed this with that logic, a comment explaining exactly why
this is the way to do it, and some other cosmetic improvements.

regards, tom lane

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