we have 10 computers, i installed 8i enterprise on one of'em , which is our server, and we installed 8i client on the rest of'em as clients plus installed 6i forms and reports on the client computers.

we want to upgrade our system to 9i,
what do we have to install on server and clients?

here is our plan.
we are gonna install 9i(9.2(3CD)) on our server(?)
install developer suite on our server(?)
... we are not sure

please help me out.