Ann,

A> If compared with
A> the equivalent expression - join, union, etc. - there is no extra cost.

Thanks. We lost much of our fondness for views back in the IB4 days
mainly because it appeared that they were optimized more poorly than
equivalent select expressions. I guess it's time to give them another
chance.

Ciao
--
Nando Dessena
mailto:nandod@...