Chapter 1. Introduction
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## Chapter 1. Introduction

OpenJPA is a JDBC-based implementation of the JPA standard. This document is a reference for the configuration and use of OpenJPA.

## 1. Intended Audience

This document is intended for OpenJPA developers. It assumes strong knowledge of Java, familiarity with the eXtensible Markup Language (XML), and an understanding of JPA. If you are not familiar with JPA, please read the JPA Overview before proceeding.

Certain sections of this guide cover advanced topics such as custom object-relational mapping, enterprise integration, and using OpenJPA with third-party tools. These sections assume prior experience with the relevant subject.

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