Introduction to the Solution

With EclipseLink, you can manage persistence in cloud-enabled applications and services. EclipseLink provides flexible SaaS solutions that address multi-tenancy and extensibility while still maintaining high performance and scalability, making the persistence layer of these applications a critical component.

These features are discussed in the following chapters:

• Chapter 12, "Making JPA Entities and JAXB Beans Extensible"

• Chapter 13, "Using an External MetaData Source"

• Chapter 14, "Tenant Isolation Using EclipseLink"