Java Enterprise Edition (Java EE) has a powerful facility dedicated to expressing the business logic of an application and for accessing a database using a JavaBeans-like concept. That facility is ...

In Part 2, I discuss how EJB 3.0 entity beans leverage POJO and annotations to greatly simplify your data model and its persistence-to-backend relational databases. Before we get into the details of ...

I got an email from a customer who wanted to use BLOB data type in their CMP entity bean. They store images in BLOB data types in Oracle database and want to map their CMP entity bean field to a BLOB ...