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Release 2.4</div></td>
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<div class="sect1"><!-- infolevel="all" infotype="General" -->
<h1 class="sect1"><font face="arial, helvetica, sans-serif" color="#330099">About This Documentation</font></h1>
<p>EclipseLink is the reference implementation of the Java Persistence Architecture (JPA) 2.0 specification It also includes many enhancements and extensions.</p>
<p>This document explains the EclipseLink enhancements and extensions to JPA. Please refer to the JPA specification for full documentation of core JPA. Where appropriate, this documentation provides links to the pertinent section of the specification.</p>
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<h2 class="sect2"><font face="arial, helvetica, sans-serif" color="#330099">Other Resources</font></h2>
<p>For more information, see:</p>
<ul>
<li>
<p>Java Persistence specification for complete information about JPA<br />
<code><a href="http://jcp.org/en/jsr/detail?id=317">http://jcp.org/en/jsr/detail?id=317</a></code></p>
</li>
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<p>EclipseLink User Guide for more information about EclipseLink support of JPA.<br />
<code><a href="http://www.eclipse.org/eclipselink/documentation/">http://www.eclipse.org/eclipselink/documentation/</a></code></p>
</li>
<li>
<p>The EclipseLink API reference documentation (Javadoc) for complete information on core JPA plus the EclipseLink enhancements<br />
<code><a href="http://www.eclipse.org/eclipselink/api/">http://www.eclipse.org/eclipselink/api/</a></code></p>
<ul>
<li>
<p>The schema for the JPA persistence configuration file<br />
<code><a href="http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd</a></code></p>
</li>
<li>
<p>The schema for the persistence object/relational mapping file<br />
<code><a href="http://java.sun.com/xml/ns/persistence/orm_2_0.xsd">http://java.sun.com/xml/ns/persistence/orm_2_0.xsd</a></code></p>
</li>
<li>
<p>The schema for the native EclipseLink mapping file<br />
<code><a href="http://www.eclipse.org/eclipselink/xsds/eclipselink_orm_2_0.xsd">http://www.eclipse.org/eclipselink/xsds/eclipselink_orm_2_0.xsd</a></code></p>
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<li>
<p>Examples that display the use of a number of EclipseLink JPA features<br />
<code><a href="http://wiki.eclipse.org/EclipseLink/Examples/">http://wiki.eclipse.org/EclipseLink/Examples/</a></code></p>
</li>
<li>
<p>JavaEE and JPA tutorial. Although this tutorial does not include EclipseLink-specific information, it does contain useful information to help you implement JPA 2.0 applications. <code><a href="http://download.oracle.com/javaee/5/tutorial/doc/bnbpy.html">http://download.oracle.com/javaee/5/tutorial/doc/bnbpy.html</a></code></p>
</li>
<li>
<p>Java Persistence, a wiki-based "open book" about JPA 2.0<br />
<code><a href="http://en.wikibooks.org/wiki/Java_Persistence">http://en.wikibooks.org/wiki/Java_Persistence</a></code></p>
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