DataNucleus Access Platform is a Java component that provides Java data persistence and management platforms, data, and service interfaces for JDO, JPA, and the web.
DataNucleus Access Platform is a compatible standard Java data Persistence framework that complies fully with Java standards such as JDO1, JDO2, JDO2.1, JDO2.2, JDO2.3, and JPA1. Provides a REST based API. It conforms to the Ojava type's persistent OGC Simple feature specification, which allows access to all popular database servers, including: LDAP, Neodatis, JSON, http://www.aliyun.com/zixun/aggregation/ 16544.html ">excel/odf spreadsheets, XML, BigTable, and HADOOP databases.
DataNucleus accessplatform 3.0.8 This version Rushan an additional persistables array, and the JPA extension "findtypeconversion" has been repaired. An error has been fixed to load persistence.xml in the OSGi class. Added support for the derby sequence. Some other minor improvements.
Software Information: http://www.datanucleus.org/products/accessplatform_3_0/
Download Address: http://sourceforge.net/projects/datanucleus/files/datanucleus-accessplatform/3.0.8/