application context

In Oracle 9i the "application context" feature is considered to be a part of the "Virtual Private Database" option or is it available in the Stardard Edition too?

Thanks in advance.

-- 
Cris aka H8P


"Ubi solitudidem faciunt, pacem appellant"

"Dove fanno un deserto, lo chiamano pace"

"Where they make a desert, they call it peace" (Tacito, "Agricola")