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From: Bruce Momjian <[email protected]>
To: Michael Herold <[email protected]>
Cc: Tom Lane <[email protected]>
Cc: [email protected]
Subject: Re: ARRAY[1] || NULL <> array_append(ARRAY[1], NULL)
Date: Tue, 1 Dec 2015 08:23:47 -0500
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
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On Tue, Dec  1, 2015 at 01:22:25PM +0100, Michael Herold wrote:
> 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.

Right.  I think the docs just don't explain what happens in the case you
showed.

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

Yes, I am not sure how to do that either.

-- 
  Bruce Momjian  <[email protected]>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

+ As you are, so once was I. As I am, so you will be. +
+ Roman grave inscription                             +


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