Well, I've seen those names somewhere (I can't remember where)...
Here goes: I've been working with SQL for 6 years (Ingres & Sybase) and it seems to me that you are looking for recursion in SQL, and I can't remember of such thing. But! Do not dispear. I'll see if I can do it...
Alex
Alexandre Nobre
Alpha Bytes Computer Corp.
Did you know that there are innocent people dying in East Timor?
It helps if you do...
I suppose you don't need glasses if you're able to read this line