Bruce Momjian <bruce@momjian.us> writes:
> Greg Sabino Mullane wrote:
>> There may be some other safeguards in place I did not see to prevent this,
>> but I don't see a reason why we shouldn't use unsigned int or
>> unsigned long int here, both for ntups and the return value of the
>> function.
> On second thought, I have at least updated the function documentation:
> Returns the number of rows (tuples) in the query result. Because
> it returns an integer result, large result sets might overflow the
> return value on 32-bit operating systems.
This is silly. Have you forgotten that the max number of columns is
constrained to 1600 on the backend side?
regards, tom lane