Re: [HACKERS] string_to_array with empty input

From: Sam Mason <sam(at)samason(dot)me(dot)uk>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: [HACKERS] string_to_array with empty input
Date: 2009-04-03 00:33:56
Message-ID: 20090403003356.GS12225@frubble.xen.chris-lamb.co.uk
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On Thu, Apr 02, 2009 at 12:06:01PM -0700, David E. Wheeler wrote:
> On Apr 2, 2009, at 11:24 AM, Sam Mason wrote:
> >Yes, I'd be tempted to pick one and go with it. It's seems a
> >completely arbitrary choice one way or the other but the current
> >behaviour is certainly wrong.
> >
> >I'd go with returning a zero element array because it would do
> >the "right thing" more often when paired with array_to_string.
> >I've also been through the first few pages of a Google search for
> >"array_to_string" and it seems to do the "right" thing for the
> >majority of the cases.
>
> Forgive me if I'm missing something, but it seems to me that
> array_to_string() works either way, no?

Sorry, I meant to type string_to_array but typed array_to_string
instead---after doing exactly the same thing when searching for stuff in
Google! I think I should be using copy/paste more!

--
Sam http://samason.me.uk/

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