Re: Functional dependencies and GROUP BY

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Greg Stark <gsstark(at)mit(dot)edu>
Cc: Peter Eisentraut <peter_e(at)gmx(dot)net>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Functional dependencies and GROUP BY
Date: 2010-06-08 06:56:52
Message-ID: AANLkTikEJXkMyJFyHuOcVgqVWsfliZhZPT6O39WKWGij@mail.gmail.com
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2010/6/7 Greg Stark <gsstark(at)mit(dot)edu>:
> On Mon, Jun 7, 2010 at 7:33 PM, Peter Eisentraut <peter_e(at)gmx(dot)net> wrote:
>> I have developed a patch that partially implements the "functional
>> dependency" feature
>
> Nice! :)
>

I like this idea too. It can simplify some queries and I believe - it
is very good marketing bonus for us.

Pavel
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> greg
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