Re: Does Orion eliminate RMI? Was: How are database JOINS achieved with EJBs?

2000-05-28 Thread Al Fogleson
that would be the only case where I can see that you could bypass RMI. How it would be done and maintain within spec would be beyond me. since the client is not run in the container... certainly in the case of a session bean calling Entities yes, but in the case of a web client (servlet or whateve

Does Orion eliminate RMI? Was: How are database JOINS achieved with EJBs?

2000-05-28 Thread Steven Punte
> Al Fogleson wrote: > > then you start adding all the RMI calls over the network and that adds > some load too > > Well, EJBs will not always be called remotely to start with. A very > common scenario is that you write Servlets/JSPs that communicate with > EJBs. Usually you will run your Web co

Re: How are database JOINS achieved with EJBs?

2000-05-28 Thread Al Fogleson
Karl; Most of the EJB containers I have tried out have multiple instances of a JVM running, thats an awful lot of overhead. We are also running applications where there are up to (and sometimes more) than 100 simultaneous accesses on a bean. Even using clustering there is still an awful load on o

Re: How are database JOINS achieved with EJBs?

2000-05-28 Thread Karl Avedal
Hello Al, Al Fogleson wrote: > Yes and no. There is a terribly large amount of overhead involved in EJB to begin with Which overhead are you referreing to by this? The overhead involved should be low compared to the optimizations that are done to speed up data access. > then you start adding a