John R Pierce writes:
> hmmm.array[]::integer[]is an empty array, {}, eg an array with
> zero elements
> but array_length(array[]::integer[]) is NULL rather than zero.this
> seems counterintuitive.
IIRC, there are a whole bunch of questionable behaviors around empty
arrays. Some
On Sun, Jul 29, 2012 at 01:03:04AM -0700, John R Pierce wrote:
> hmmm.array[]::integer[]is an empty array, {}, eg an array
> with zero elements
>
> but array_length(array[]::integer[]) is NULL rather than zero.
> this seems counterintuitive.
It also seems to disagree with the standard:
hmmm.array[]::integer[]is an empty array, {}, eg an array with
zero elements
but array_length(array[]::integer[]) is NULL rather than zero.this
seems counterintuitive.
--
john r pierceN 37, W 122
santa cruz ca mid-left coast