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help / color / mirror / Atom feedFrom: Bruce Momjian <[email protected]>
To: David G. Johnston <[email protected]>
Cc: KES <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: Ambiguous usage of 'any' in explanation
Date: Mon, 15 Oct 2018 12:32:20 -0400
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAKFQuwbbuCS3wtp49uQF7y_-zEbsg12KokzGWEQ2ui5hSC9Ekw@mail.gmail.com>
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On Sun, Oct 14, 2018 at 11:00:18PM -0700, David G. Johnston wrote:
> On Saturday, October 13, 2018, Bruce Momjian <[email protected]> wrote:
>
> On Sat, Oct 13, 2018 at 12:25:38PM +0300, KES wrote:
> > >or NULL if any of the comparisons result in unknown
> > result in unknown??
>
> Well, SQL has a three-valued logic, and UNKOWN values are treated like
> NULL. For me they have always been the same, and I would like to avoid
> "unknown" in this context, if possible.
>
>
>
> I was just trying to avoid using the word null twice in the same sentence but
> it’s not a strong aversion.
I am thinking of applying my earlier patch and calling it done.
--
Bruce Momjian <[email protected]> http://momjian.us
EnterpriseDB http://enterprisedb.com
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