Chapter 23. Using Enterprise JavaBeans in a Web Application
In this chapter
What Is Enterprise JavaBeans?
Enterprise JavaBeans (EJB) is a framework for creating high-performance applications in Java. Most business applications have several common features. They access a database or some kind of persistent data store, execute transactions on the data, and often have some kind of mapping layer between the database and the Java classes.
When you create a mapping layer between a database and Java classes, you almost ...