Re: [PATCH] Negative Transition Aggregate Functions (WIP)

From: David Rowley <dgrowleyml(at)gmail(dot)com>
To: Florian Pflug <fgp(at)phlo(dot)org>
Cc: Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Kevin Grittner <kgrittn(at)ymail(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>, Greg Stark <stark(at)mit(dot)edu>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [PATCH] Negative Transition Aggregate Functions (WIP)
Date: 2014-04-09 00:55:47
Message-ID: CAApHDvoZtL_CFq6J7aOqQRfcRQey0Pn1X6LR7exw7cdkZxcSwg@mail.gmail.com
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On Wed, Apr 9, 2014 at 8:48 AM, Florian Pflug <fgp(at)phlo(dot)org> wrote:

>
> As explain above, invtrans_bool is a bit problematic, since it carries
> a real risk of performance regressions. It's included for completeness'
> sake, and should probably not be committed at this time.
>
>
Did you mean to write invtrans_minmax? Otherwise you didn't explain about
you concerns with bool.

Regards

David Rowley

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