Tom Lane wrote:
> Martijn van Oosterhout <kleptog(at)svana(dot)org> writes:
>
>>On Tue, Jan 09, 2007 at 10:02:09AM -0500, Tom Lane wrote:
>>
>>>Define the data type of
>>>SELECT ARRAY[];
>
>
>>The same type as:
>>SELECT NULL;
>
>
> Hardly, because whatever type NULL has, it's not an array type.
Here's a link to the initial discussion on this topic:
http://archives.postgresql.org/pgsql-hackers/2003-06/msg01195.php
Unless we can convince ourselves that array-of-UNKNOWN is not dangerous,
I don't think this is easily solved.
Joe