Projects / DataNucleus AccessPlatform

DataNucleus AccessPlatform

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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RSS Recent releases

  •  03 Apr 2014 12:56

Release Notes: Support for Java 1.8 was added, and support for persisting the vast majority of java.time types was added. Support for multicolumn TypeConverters, and column length-defining TypeConverters was added to core. Support for Cassandra optimistic checks, interfaces, nonPC container fields, compound identity, and multicolumn TypeConverters were added. Support for HikariCP/DBCP2 pools were added for RDBMS. Support for embedded 1-1 was added for JSON. A bug was fixed for Timestamp nanosecs. Many other bugfixes and minor improvements were made.

  •  17 Mar 2014 21:38

Release Notes: A bug in RDBMS bulk-fetch with ordering was fixed. Lookup of object by identity was improved to minimize database lookups. A bug in XML indenting was fixed. A bug in handling of TypeConverters was fixed. A bug was fixed in disabling of the L2 cache for a PM/EM.

  •  03 Mar 2014 20:05

Release Notes: Major refactoring was performed. Support for Cassandra was added. Support for transaction savepoints was added. Support for schema create/delete was added (where allowed by the datastore). Improvements to id lookup were made. Support for connection retention with RDBMS was added. Bugs in RDBMS bulk-fetch, TypeConverter handling, PK bytecode generation, and XML indenting were fixed.

  •  29 Jan 2014 14:21

Release Notes: Support for NuoDB was added, and support for Firebird was improved. An auto-type-conversion facility for PM.getObjectById was added. A vendor extension to specify indexes on fields for JPA was added. Support for extensions to @Index, @ForeignKey, and @Unique for JDO was added. Handling of the backing store for TreeSet/TreeMap was fixed. The query syntax for ranges on DB2 was fixed. An issue with bulk-fetch plus explicit parameters was fixed. Handling of query NULLS LAST was fixed. Various other problems were fixed.

  •  04 Jan 2014 00:34

Release Notes: OSGi MANIFESTs were changed to be auto-generated. Support for processing a query range in the datastore was added for Derby, SQLServer 2012, and Firebird. Support for sequences with SQLServer 2012 was added. Problems with M-N schema generation were fixed. Query bulk fetch was extended for arrays and parameters, and made configurable per query. MongoDB query ordering/range handling was improved. A problem in Java7 enhancement and one in HBase handling of enums were fixed. Support for indentation in XML persistence was added. Various other improvements were made.

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