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DataNucleus Access Platform version 1.0 builds on the codebase for
JPOX broadening its scope. Below are some of
the new features you can find in DataNucleus Access Platform.
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Support for persisting to LDAP Datastores
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Support for querying LDAP datastores using JDOQL
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Support for querying LDAP datastores using JPQL
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Support for persisting to Excel Documents
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Support for querying Excel documents using JDOQL
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Support for querying Excel documents using JPQL
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Support for persisting to XML Documents
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Support for querying XML documents using JDOQL
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Support for querying XML documents using JPQL
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Support for querying db4o using SQL via JDO or JPA, using sql4o
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Support for DB4O in Embedded Server mode
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Support for querying db4o using JPQL
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Support for persisting to NeoDatis ODB
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Support for querying NeoDatis ODB datastores using JDOQL
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Support for querying NeoDatis ODB datastores using JPQL
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Support for persisting to JSON
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Support for querying JSON objects using JDOQL
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Support for querying JSON objects using JPQL
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Level 2 caching has been rewritten for JDO and
JPA
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Public API for accessing
RDBMS Schema information
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Support for JDO2.2 "cacheable" declarations (previously DataNucleus extension)
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Support for JDO2.2 "read-only" declaration (previously DataNucleus extension)
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Support for JDO2.2 "dynamic fetch groups" declaration (previously DataNucleus extension)
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Runtime Enhancement : Support for annotations , and support for specified packages.
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JPA2 : Support for @ElementCollection, @CollectionTable
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JPA2 : Support for EntityManagerFactory.getCache(), and some Query methods
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RDBMS : Support for large result sets sizing using count() query
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RDBMS : Dynamic schema upgrade when encountering new interface implementations
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Support for alternative datastore-identity string form (in particular OpenJPA, Xcalia)
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