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DataNucleus AccessPlatform version 2.0 extends the 1.1 capabilities aiming for increased
stability, performance, flexibility and capabilities.
Below are some of the new features you can find in DataNucleus AccessPlatform 2.0.
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JRE 1.5 or above is required to use DataNucleus AccessPlatform 2.0. If you require
JRE 1.3 or 1.4 then please use AccessPlatform 1.0
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Addition of support for persistence to HBase (HADOOP) datastore
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Addition of support for persistence to Amazon S3 datastore
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Added support for caching of datastore-specific query compilations
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Added support for caching of query results
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Added support for in-memory evaluation of queries using variables
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Non-transactional updates (persist/delete) now are committed to the datastore immediately
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Level2 Cache is active by default
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Support for persisting JodaTime types via a new plugin
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Support for JPA "extended" persistence context
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Support for JPA2 bean validation, and metamodel API
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Support for new JPA2 ORM features
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Support for some new JPQL keywords
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Support for JPA2 Criteria query API (except subqueries, and annotation-generated "classes")
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Support for persistence to Oracle TimesTen (Anton Troshin)
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Rewritten JPQL implementation for RDBMS, based on the generic query compilation mechanism
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Added support for JPQL update-by-query for RDBMS
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Added support for JPQL delete-by-query for RDBMS
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Rewritten JDOQL implementation for RDBMS, based on the generic query compilation mechanism
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Added the capability to auto-generate primary key classes during enhancement where you
have multiple PK fields
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Addition of support for persistence to OOXML (Excel) datastores.
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