DataNucleus AccessPlatform 3.2.0 M3
DataNucleus AccessPlatform is a standards-compliant Java persistence product. It is fully compliant with the JDO1, JDO2, JDO2.1, JDO2.2, JDO3, JPA1, and JPA2 Java standards, and provides a REST API. It complies with the OGC Simple Feature Spec for persistence of geospatial Java types. It allows access to all popular RDBMS available today, together with the MongoDB, LDAP, NeoDatis, JSON, Excel/ODF spreadsheets, XML, BigTable, HBase, and Neo4j databases.
JPA2.1 FROM "ON" clause was added. Multi-object usage of EntityManager persist/remove/merge/detach was added. JTA transaction handling was improved/extended. Support for the Virtuoso database was added. RDBMS bulk update/delete support was improved. The L2 cache update process was improved. Precompilation of named queries during EMF/PMF startup was added. The RDBMS has fixes for SQLServer locking and MySQL autoincrement retrieval. Many other bugs were fixed for HBase, Excel, and RDBMS datastores