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Date: Sun, 2 Mar 2003 05:41:47 +0500
From: Denis Zaitsev <zzz@cd-club.ru>
To: pgsql-sql@postgresql.org
Subject: Re: Are scalar type's in/out functions implicitly STRICT?
Message-ID: <20030302054147.B30850@natasha.zzz.zzz>
References: <20030228054544.A4208@natasha.zzz.zzz>
	<20030228032444.GA4648@wolff.to>
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	from bruno@wolff.to on Thu, Feb 27, 2003 at 09:24:44PM -0600
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On Thu, Feb 27, 2003 at 09:24:44PM -0600, Bruno Wolff III wrote:
> On Fri, Feb 28, 2003 at 05:45:44 +0500,
>   Denis Zaitsev <zzz@cd-club.ru> wrote:
> > So, I create some new scalar type and I don't declare its in/out
> > functions as STRICT.  But PostgreSQL copes with them such as they
> > would be STRICT - they never get the NULL value.  And this is not
> > documented, AFAIK.  Have I missed something or is it a some hard
> > well-known etc. fact?  Thanks in advance.
> 
> Are you using the version one calling sequence?

Yes, I am - v1.

> The version zero method doesn't have a way handle nulls other than by
> declaring the function strict.
> 

Hmm, examples/docs show such a way for v0...