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Posted to jdo-dev@db.apache.org by Craig L Russell <Cr...@Sun.COM> on 2006/01/30 22:58:31 UTC
DRAFT announcement
Javadogs,
Here's a DRAFT announcement of the availability of the JDO 2.0 beta.
Comments please.
Craig
[ANN] Apache JDO 2.0 beta released
The Apache JDO project is pleased to announce the release of Apache
JDO 2.0 beta, a preview release of Apache JDO 2.0. Apache JDO is a
subproject of the Apache DB project.
JDO is a JCP standard interface for persistence of Java objects.
It is datastore-agnostic and supports relational and non-relational
databases. For details, please see http://jcp.org/en/jsr/detail?id=243
The Apache JDO project builds the JDO API jars used by application
programmers and the JDO TCK jars, used to verify compliance with
the specification. The JDO 2.0 Reference Implementation is JPOX,
which is available via its own download: http://jpox.org
Apache JDO API and TCK are available as a source download from mirrors
dist/db/jdo/2.0-beta. The jar files are available in binary form as
maven form
from mirrors dist/java-repository/javax.jdo and
dist/java-repository/org.apache.jdo
The features in the JDO 2.0 release include:
- Standard mapping from objects to relational databases
- Multi-tier support without use of Data Transfer Objects
- Improved query support including projections and aggregates
- Stored queries in metadata
- Optimized fetching of object graphs without writing special queries
- Extensive List and Map support
Craig Russell
Architect, Sun Java Enterprise System http://java.sun.com/products/jdo
408 276-5638 mailto:Craig.Russell@sun.com
P.S. A good JDO? O, Gasp!