Wednesday, 6 April 2016

Which are features in EJB 2.0 and EJB 3.0 ?



1) EJB 2.0 has Deployment descriptors but EJB 3.0 has no Deployment Descriptors.

2) In EJB 2.0, we have to write Home and Remote Interfaces But in EJB 3.0, No need to write Home and remote interfaces.

3) In EJB 3.0, We are identifying all entities with '@' symbol.

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