Every JPA entity has a primary key, but some entities have more than one value as their primary key. In this case, you need to use a composite key. This Java tip introduces you to using composite keys ...

With so many benefits and drawbacks to using either the Hibernate Session or the JPA EntityManager for performing object relational mapping, it is no wonder why enterprise architects have such a ...

The key to successful Hibernate transaction management is the JPA EntityManager. It's the only JPA component that can start transactions, commit transactions and hook into Hibernate transactions that ...