On Wednesday, February 15, 2017, Teddy Schmitz <teddy(dot)schmitz(at)actuallywedo(dot)
com <javascript:_e(%7B%7D,'cvml','teddy(dot)schmitz(at)actuallywedo(dot)com');>> wrote:
>
> select greatest(max(t1.id), max(t2.id)) from t1, t2;
>
>
I seriously doubt that the greatest function is a larger contributor to run
time than the cross join between t1 and t2.
David J.