On Fri, 15 Nov 2002, Huub wrote:
> Hi,
>
> When I copied a function call into an SQL-statement and executed it, I
> got the message 'Aggregate function calls may not be nested'. Does that
> mean this is the case in standard SQL or is this specifically PostgreSQL?
Umm, both sort of. It's an entry level SQL92 restriction IIRC, so
both allowing it and not allowing it are standard SQL to some degree.