Re: Re: [COMMITTERS] pgsql: Recognize functional dependency on primary keys.

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Stephen Frost <sfrost(at)snowman(dot)net>
Cc: Tom Lane <tgl(at)postgresql(dot)org>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Re: [COMMITTERS] pgsql: Recognize functional dependency on primary keys.
Date: 2010-08-14 02:53:57
Message-ID: 201008140253.o7E2rvo12036@momjian.us
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Stephen Frost wrote:
-- Start of PGP signed section.
> Bruce,
>
> * Bruce Momjian (bruce(at)momjian(dot)us) wrote:
> > My guess is our new 9.1 functionality will reduce requests for this
> > features, so we can just not list it anymore. If they still ask, we can
> > re-added this not-wanted item.
>
> I'm not so sure... I expect we're going to get people complaining that
> it doesn't work the way MySQL's does now instead of complaints we don't
> have it. Not sure what value there is in removing it as a "feature we're
> not going to implement but realize others have"?

Well, as worded, it says we have to group by everything, which is not
true in 9.1, so I figured let's see what feedback we get and we can add
a new one if we want, but our old argument is invalid, since we did
implement part of what we said we wouldn't. ;-)

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com

+ It's impossible for everything to be true. +

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