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Need to Study EJB2.0 for EJB3.0 ?

 
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Hi,

I want to know that , as EJB3.0 added more features to EJB, so we need to study EJB2.0 thoroughly?

Or the EJB3.0 with added features is enough...........

Thank You..........
 
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so we need to study EJB2.0 thoroughly?


No. But at least know how to use an EJB3 bean from an EJB2 bean, and vice versa.
 
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