Release Notes: 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.
Release Notes: Support for using JPA 2.1 API jar was added. Support for JPA 2.1 ForeignKey/Index schema constructs was added. Support for JPA 2.1 Criteria UPDATE/DELETE queries was added. Support for using JPA 2.1 FROM "ON" constructs with Criteria was added. Support for vendor extension @Index annotation was dropped (replaced by official JPA 2.1 annotation). Some other improvements were made.
Release Notes: Various additional schema generation inheritance situations for RDBMS are now supported. More flexibility to parsing of XML metadata was added. Support for execution of arbitrary SQL functions with RDBMS was added. Handling of discriminators for RDBMS was improved. Problem with persistence of some types with MongoDB was fixed. Various other improvements were made
Release Notes: A bug in the SQL statement for pessimistic locking for SQLServer was fixed. A bug in Localisation creation for OSGi was fixed. A bug in execution of SQL queries was fixed.
Release Notes: Support for some JPA2.1 API methods was added. Support for some additional JDOQL constructs was added. The ability to specify the type of ObjectProvider used was added. L2 cache store/retrieve mode support was added. Improvements to the operation queue were made. JDOQL time methods had a bug for SQLServer, which was fixed. Various other bugs were fixed.
Release Notes: JDK 1.7 is now supported. JDO support was updated for PM.get/setProperties. JPA metamodel was improved. Support for IDENTITY fields with VirtuosoDB was added. Support for PostgreSQL UPDATE was improved. Attach/Detach process was improved, fixing a couple of problems. MongoDB support for embedded fields and for queries was improved. Neo4j support for embedded fields was improved. Many other bugs were fixed