Re: Fixing matching of boolean index columns to sort ordering

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
Cc: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Fixing matching of boolean index columns to sort ordering
Date: 2017-01-15 19:11:14
Message-ID: 15548.1484507474@sss.pgh.pa.us
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Michael Paquier <michael(dot)paquier(at)gmail(dot)com> writes:
> Bah. I was sure I was missing something, still I would have thought
> that the index scan is cheaper than the bitmap index scan with ORDER
> BY. As far as I can see, this patch is not the most elegant thing, but
> it has value. So marked as "ready for committer".

Pushed, thanks for the review.

regards, tom lane

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