Java 持久层框架 DataNucleus 3.0.2 发布
openkk 12年前
DataNucleus Access Platform 是一个兼容各种标准的 Java 数据持久化框架，完全兼容 JDO1, JDO2, JDO2.1, JDO2.2, JDO2.3, 和 JPA1 等 Java 标准。提供一个基于 REST 的API。通过它可以访问所有常见的数据库服务器，还包括 LDAP, NeoDatis, JSON, Excel/ODF spreadsheets, XML, BigTable, 和 HADOOP 数据库等. <b><br /> <img title="Java 持久层框架 DataNucleus Access Platform" border="0" alt="Java 持久层框架 DataNucleus Access Platform" src="https://simg.open-open.com/show/fc79dea74f3e5ad1df1d9d5823214694.jpg" width="370" height="85" /><br /> DataNucleus AccessPlatform 3.0 Checklist </b> <ul> <li><b>License </b>: <a href="/misc/goto?guid=4958187656737576601">Apache 2</a> </li> <li><b>Persistence Mapping Supported </b>: <a href="/misc/goto?guid=4958187657482256447">JDO</a>, <a href="/misc/goto?guid=4958187658217227176">JPA</a> </li> <li><b>APIs Supported </b>: <a href="/misc/goto?guid=4958187658955727110">JDO</a>, <a href="/misc/goto?guid=4958187659690599767">JPA</a>, <a href="/misc/goto?guid=4958187660420704240">REST</a> </li> <li><b>Datastores Supported </b>: <a href="/misc/goto?guid=4958187661154467497">RDBMS</a>, <a href="/misc/goto?guid=4958187661897459725">db4o</a>, <a href="/misc/goto?guid=4958187662641817900">NeoDatis</a>, <a href="/misc/goto?guid=4958187663368514075">Excel</a>, <a href="/misc/goto?guid=4958187664116307548">OOXML</a>, <a href="/misc/goto?guid=4958187664851913278">ODF</a>, <a href="/misc/goto?guid=4958187665578517705">XML</a>, <a href="/misc/goto?guid=4958187666322344038">JSON</a>, <a href="/misc/goto?guid=4958187667061103852">Amazon S3</a>, <a href="/misc/goto?guid=4958187667795021231">GoogleStorage</a>, <a href="/misc/goto?guid=4958187668533357745">HBase</a>, <a href="/misc/goto?guid=4958187669273486737">MongoDB</a>, <a href="/misc/goto?guid=4958187670020089248">LDAP</a> </li> <li><b>Query Languages </b>: <a href="/misc/goto?guid=4958187670755101621">JDOQL</a>, <a href="/misc/goto?guid=4958187671495073811">JPQL</a>, <a href="/misc/goto?guid=4958187672237290162">SQL</a>, <a href="/misc/goto?guid=4958187672971949394">db4o Native</a>, <a href="/misc/goto?guid=4958187673728168567">NeoDatis Native</a>, <a href="/misc/goto?guid=4958187674473615348">NeoDatis Criteria</a> </li> <li><b>JRE required </b>: 1.5 or above </li> <li><b>Specifications </b>: <img border="0" alt="" src="http://www.datanucleus.org/products/accessplatform/images/jdo2.gif" /> <img border="0" alt="" src="http://www.datanucleus.org/products/accessplatform/images/jdo2_1.gif" /> <img border="0" alt="" src="http://www.datanucleus.org/products/accessplatform/images/jdo2_2.gif" /> <img border="0" alt="" src="http://www.datanucleus.org/products/accessplatform/images/jdo3.gif" /> <img border="0" alt="" src="http://www.datanucleus.org/products/accessplatform/images/jpa1.gif" /> <img border="0" alt="" src="http://www.datanucleus.org/products/accessplatform/images/jpa2.gif" /> </li> </ul> <p>DataNucleus 3.0.2 发布了，该版本主要新特性包括：</p> <ul> <li>支持多租户 (multitenancy) 数据库系统</li> <li>支持使用 Cacheonix </li> <li>Support for in-datastore evaluation of query ranges with Oracle and DB2 was added</li> <li>Support<span class="truncate_more"> for schema evolution with MongoDB and HBase was improved. <br /> </span></li> <li><span class="truncate_more">Support for specifying field JDBC type with JPA was added. <br /> </span></li> <li><span class="truncate_more">SQL generation for collection/map fields was improved, particularly for use with interfaces. <br /> </span></li> <li><span class="truncate_more">Many other bugs were fixed</span></li> </ul>