APPENDIX AMore Advanced Features

In this appendix, we discuss some of the features that, strictly speaking, lie outside the scope of this book, but that you should be aware of if you go on to use Hibernate in more depth.

EJB 3 and the EntityManager

The third version of the Enterprise Java Beans specification, generally known as EJB 3, has recently been finalized. Among other features, EJB 3 includes a standard ORM technology that was significantly influenced by the design of Hibernate.

You encountered this close relationship in Chapter 6 when we discussed Hibernate's use of the EJB 3 annotations for creating entity mappings. Annotations can be used throughout your EJB 3 applications to denote various settings. They are also used to mark for ...

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