Release Notes: Some problems with JPA Criteria query generation were fixed. A problem with JTA transaction locators was fixed. Support for L2 caching of embedded/serialised fields was added. The process for updating of objects in the L2 cache was improved. A ConcurrentModification problem with LDAP was fixed. Support for auto/native value generation with MongoDB for numeric fields was added. Limits were placed on versions of dependencies in advance of DataNucleus 3.2 to avoid conflicts. Some other minor bugs were 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
Release Notes: Support for bulk delete was added for HBase, Neo4j, and MongoDB. Bulk update setting field to null was fixed for RDBMSs. Multi-threaded usage had an important fix. TypeConverter handling for RDBMSs was improved. Overriding of data source properties for JPA was improved. A check was added for attempted persistence of 'final' fields. A fix was applied to in-memory query evaluation of variables when the variable had no possible values.
Release Notes: Support for javax.cache was upgraded to the latest. Many JPA bugs were fixed, and some new JPA features were upgraded to the latest JPA2.1 draft spec. Bugs in RDBMS support for version handling were fixed. SQLServer bulk update was improved. Support for Tomcat connection pooling was added. JDO fixes to PM.getProperties and for use in OSGi environments were made. Fixes to discriminator handling for RDBMSs were made. A query result cache sync issue was fixed.
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.