Re: 9.3: Empty arrays returned by array_remove() - Mailing list pgsql-hackers

From Brendan Jurd
Subject Re: 9.3: Empty arrays returned by array_remove()
Date
Msg-id CADxJZo0mQgB_AgbHo3a4P4F=vmOF-h1U3xViHAxYCM53MuPF5w@mail.gmail.com
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In response to 9.3: Empty arrays returned by array_remove()  (Dean Rasheed <dean.a.rasheed@gmail.com>)
Responses Re: 9.3: Empty arrays returned by array_remove()  (Dean Rasheed <dean.a.rasheed@gmail.com>)
List pgsql-hackers
On 31 May 2013 02:52, Dean Rasheed <dean.a.rasheed@gmail.com> wrote:
> Testing 9.3beta, it seems that array_remove() may return an empty 1-d
> array whose upper bound is lower than its lower bound. I know that we
> discussed allowing this kind of array, but I don't think that
> discussion reached any conclusion, other than to agree that the
> current empty 0-d array behaviour would be kept in 9.3.
>

That's right, zero-D is still the only supported representation of an
empty array, so when array_remove() yields an empty array it ought to
be zero-D.  Good catch.

Cheers,
BJ



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