Version 2.2.1 of DataNucleus AccessPlatform
Release Notes: JPA support for attribute-override of embedded fields was added. JPQL support for date functions was added (extension). Retrieval of the version of an object for some corner cases was fixed. A bug in retrieval from HBase was fixed. OSGi support for RDBMS JDBC drivers was improved. A bug in a query of collection.contains() for primitives was fixed. Some other bugs were fixed.
Other releases
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
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.
