Thanks Tamar

>>Thanks Sergey, I thought that was the case but I haven't mastered reading the results to the sys(3054) yet. Do you know if there is something more user friendly/understandable available?
>
>SYS(3054) is all we've got for this. The key point in the example you gave is that because the Country table isn't filtered, optimization is listed as none.
>
>Tamar