# Apache OpenJPA 2.4 User's Guide

2006-2015 The Apache Software Foundation
Built from OpenJPA version revision .
Last updated on .

## Introduction

&openjpa_intro.xml; &openjpa_legal.xml;

## Java Persistence API

&jpa_overview_intro.xml; &jpa_overview_why.xml; &jpa_overview_arch.xml; &jpa_overview_pc.xml; &jpa_overview_meta.xml; &jpa_overview_persistence.xml; &jpa_overview_emfactory.xml; &jpa_overview_em.xml; &jpa_overview_trans.xml; &jpa_overview_query.xml; &jpa_overview_criteria.xml; &jpa_overview_sqlquery.xml; &jpa_overview_mapping.xml; &jpa_overview_conclusion.xml;

## Reference Guide

&ref_guide_intro.xml; &ref_guide_conf.xml; &ref_guide_logging.xml; &ref_guide_dbsetup.xml; &ref_guide_pc.xml; &ref_guide_meta.xml; &ref_guide_mapping.xml; &ref_guide_deploy.xml; &ref_guide_runtime.xml; &ref_guide_caching.xml; &ref_guide_encryption.xml; &ref_guide_remote.xml; &ref_guide_slice.xml; &ref_guide_integration.xml; &ref_guide_optimization.xml; &ref_guide_instrumentation.xml;

## Appendices

&jpa_resources.xml; &supported_databases.xml; &migration_considerations.xml;