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, fully compatible with JDO1, JDO2, JDO2.1, JDO2.2, JDO2.3, and JPA1 Java standards. Provides a REST based API. It allows access to all common database servers, including LDAP, Neodatis, JSON, http://www.aliyun.com/zixun/aggregation/16544.html ">excel/odf Spreadsheets, XML, BigTable, and HADOOP databases.
Detailed information: http://www.datanucleus.org/products/accessplatform_3_0/
DataNucleus Accessplatform 3.0.0 Version Update log:
-JDO/JPA APIs have been split into separate jars.
-Added support MongoDB.
-Pattern tools Support MongoDB, HBase, ODF, and Excel.
-Support SQLite.
-Supports HBase extensions.
-instantaneous object merging that supports JPA update persistence objects.
-Maps for adding value generation and persistence for ODF and Excel.
-read-only mode is supported.
-Non-transactional persistence has been improved.
-Fixed multiple bugs.
Download Address: http://www.datanucleus.org/products/accessplatform_3_0/dependencies.html