EclipseLink/UserGuide/JPA

The EclipseLink JPA User's Guide

Version 2.2.0 (In progress)

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Introduction:	About EclispeLink	Release Notes	FAQs	Javadoc (API)
Basic:	Configuration	Mapping	Caching	Querying	Transactions
Advanced:	Performance	Platforms	Dynamic
	Search the EclipseLink JPA documentation wiki.

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Complete Table of Contents:

Introduction

• Introduction
  • About EclispeLink
  • Object-Persistence Impedance Mismatch
  • EclipseLink Application Architectures
• About This Documentation

Basic JPA Development

• Basic JPA Development
  • About EclipseLink JPA
  • JPA Configuration Basics
    • Configuring Persistence Units Using persistence.xml
    • Adding Metadata Using Annotations
    • Specifying Object-Relational Mappings Using orm.xml
    • About the Default Configuration Values
    • Specifying EclipseLink Object-Relational Mappings Using eclipselink-orm.xml
    • Overriding and Merging Metadata Settings
  • Configuring Entities
    • @Id
    • @IdClass
    • @EmbeddedId
    • @GeneratedValue
    • @TableGenerator
    • @SequenceGenerator
  • Configuring Mappings
    • Basic Mappings
      • @Basic
      • @Enumerated
      • @Temporal
      • @Lob
      • @Transient
      • @Column
      • Default Conversions and Converters
        • @Converter
        • @TypeConverter
        • @ObjectTypeConverter
        • @StructConverter
        • @Convert
      • Lazy Basics
    • Relationship Mappings
      • Common Relationship Configurations
        • Fetch Type
      • Collection Mappings
        • Common Collection Configurations
        • OneToMany
        • ManyToMany
    • Additional Criteria new in EL 2.2
    • Locking
      • Optimistic Locking
  • Caching
    • Caching Overview
    • @Cache
    • Caching Overview
    • Shared and Isolated
    • Type and Size
    • Expiration
    • Coordination
  • Querying
    • Overview
    • JPQL
    • Criteria
    • Native
    • Query Hints
    • Query Casting new in EL 2.1
    • Batch Reading new in EL 2.1
    • Query Keys new in EL 2.1
    • Support for Native Database Functions new in EL 2.1
    • JPA Query Improvements (2.1)
  • Transactions
    • Handling Concurrency Violations

Advanced JPA Development

• Advanced JPA Development
  • Schema Generation
    • @Index new in EL 2.2
    • @CascadeOnDelete new in EL 2.2
    • Appending strings to CREATE TABLE statements new in EL 2.2
  • Data Partitioning new in EL 2.2
  • JPA RESTful Services new in EL 2.2
  • Performance
    • Performance Monitoring and Profiling
      • Performance Profiling
      • Fetch Group Monitoring
      • Performance Monitoring new in EL 2.2
      • Query Monitoring
    • Weaving
      • About Weaving
        • Weaving JPA Entities
        • Weaving POJO Classes
        • Weaving and Java EE Application Servers
      • Dynamic Weaving
      • Static Weaving
      • Disabling Weaving with Persistence Unit Properties
    • Fetch Groups
  • Platform Specific Configurations
    • Oracle
    • DB2
    • MySQL
  • Dynamic