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 ...

What's the difference between Hibernate vs JPA? That's a common question Java developers dabbling on the database side often ask, right up there with difference between Hibernate and JDBC, or how do ...

In this article, we describe our modularization and transaction management approach with Spring and Hibernate. Similar to the OSGi JPA Service Specification and JDBC, it allows each persistent module ...

You’ll also get started with JPA Query Language (JPQL) and use it to execute a few simple database operations on the example application. The complete source code for the example application can be ...