From: | David Fetter <david(at)fetter(dot)org> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | PG Hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: array_to_string bug? |
Date: | 2009-11-12 18:06:14 |
Message-ID: | 20091112180614.GA13922@fetter.org |
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Lists: | pgsql-hackers |
On Thu, Nov 12, 2009 at 11:20:26AM -0500, Tom Lane wrote:
> David Fetter <david(at)fetter(dot)org> writes:
> > The next one is just plain unexpected.
>
> array_to_string ignores null elements. What do you think it should
> do with them?
It should concatenate them, i.e. return a NULL if the array includes
any NULLs. That, or it should explain that it doesn't do that because
there's nothing in the docs that would indicate this behavior.
Cheers,
David.
--
David Fetter <david(at)fetter(dot)org> http://fetter.org/
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