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 ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The Java enum, introduced in Java 5, will map to the underlying database without any ...

It’s good to understand the need for object/relational mapping (ORM) in Java applications, but you’re probably eager to see Hibernate in action. We’ll start by showing you a simple example that ...

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 ...

Okay, I've got two objects. There's the Hand object, and the Finger object. These are fake. The mappings are correct, I believe, everything works fine usually, I think I'm just misunderstanding ...