Introduction to the Java Persistence API (original) (raw)

Chapter 32

Introduction to the Java Persistence API

The Java Persistence API provides Java developers with an object/relational mapping facility for managing relational data in Java applications. Java Persistence consists of four areas:

• The Java Persistence API
• The query language
• The Java Persistence Criteria API
• Object/relational mapping metadata

The following topics are addressed here:

• Entities
• Entity Inheritance
• Managing Entities
• Querying Entities
• Further Information about Persistence

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