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專案描述

DataNucleus AccessPlatform is a standards-compliant Java persistence product. It is fully compliant with the JDO1, JDO2, JDO2.1, JDO2.2, JDO3, JPA1, JPA2 and JPA2.1 Java standards, and provides a REST API. It complies with the OGC Simple Feature Spec for persistence of geospatial Java types. It allows access to all popular RDBMS available today, together with the MongoDB, LDAP, NeoDatis, JSON, Excel/ODF spreadsheets, XML, BigTable, HBase, and Neo4j databases.

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Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.

2012-02-11 07:54
3.0.7

Use of the persistence property "datanucleus.storeManagerType" was fixed. JPA EM.find was updated to support datastore-identity, and to provide convenience numeric conversions for key values. JPA2 1-N UNI FK relation detection was improved. Loading of metadata for inner classes via persistence-unit was fixed. Various store plugins have had the version of datanucleus-core restricted with this release in preparation for v3.1. A couple of bugs were fixed for MongoDB usage.
標籤: JDO, JPA, Persistence

2012-01-31 07:55
3.0.6

Support for the JPA2.1 Stored Procedures API was added. Support for nondurable identity for MongoDB/Excel was added. Handling of HBase tables was fixed, allowing use of all recent versions. Querying of embedded inherited fields for RDBMS was fixed. Use of JPA EmbeddedId with relations was fixed. Support for embedded PK fields with Excel/ODF was added. Support for direct serialization of query results was added. An annotation for specifying column position with JPA was added.
標籤: JDO, JPA, Persistence

2012-01-12 07:17
3.0.5

Support for persistence to JSON has had major improvements: datastore identity was added, versioning was added, support for relations was added, and support for many other Java field types was added. RDBMS datastores support for multiple sql-types for a jdbc-type was added. RDBMS handling of non-transactional queries was improved to not load all results at execution when retaining the connection. Support for bulk load of objects from the L2 cache was added. Various other minor fixes were made.
標籤: JDO, JPA, Persistence

2011-12-10 08:58
3.0.4

This release adds support for Atomikos JTA, improves L2 caching to support the latest javax.cache, batched cache updates, and JPA cache "mode", fixes MongoDB when using bidir relations with the IDENTITY strategy, adds a new plugin to support persistence of java.awt geometry types, supports inherited embedded objects with RDBMS, adds Maven "pom" artifacts for easy usage of AccessPlatform, and makes minor improvements to the Eclipse plugin.
標籤: JDO, JPA, Persistence

2011-11-05 19:49
3.0.3

Support for bean validation (javax.validation JSR303) for JDO has been added. The L2 caching process has been rewritten. Various OSGi MANIFESTs have been fixed. Metadata relation information for reference fields has been fixed. Support for multitenancy via discriminator for MongoDB has been added. Use of "validation-mode" of a persistence-unit has been fixed. Various other bugs have been fixed.
標籤: JDO, JPA, Persistence

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