Re: ARRAY[1] || NULL <> array_append(ARRAY[1], NULL)

From: Michael Herold <quabla(at)hemio(dot)de>
To: Bruce Momjian <bruce(at)momjian(dot)us>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-docs(at)postgresql(dot)org
Subject: Re: ARRAY[1] || NULL <> array_append(ARRAY[1], NULL)
Date: 2015-12-01 12:22:25
Message-ID: 565D9101.40303@hemio.de
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On 01/12/15 00:59, Bruce Momjian wrote:
> I would argue that '{}'::int[] is zero dimmensions, so there is no
> documented behavior for this.

Thank you for your reply. Agree, I am writing to pgsql-docs because I
think this should be fixed with proper documentation.

My actual concern is that it is totally unclear how to (re)set the lower
bound of an array. At least I waisted an our to figure that out.

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