Enterprise JavaBeans

Types of Enterprise JavaBeans

• Entity Bean

An entity bean represents a business object in a persistent storage mechanism. Some examples of business objects are customers, orders, and products. In the J2EE SDK, the persistent storage mechanism is a relational database. Typically, each entity bean has an underlying table in a relational database, and each instance of the bean corresponds to a row in that table.

      Features:
      1. Shared Access
      2. Primary Key
      3. Relationships
      4. Container-managed persistent