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ANNOUNCEMENT: Jena2 preview release

From: <kers@cdollin.hpl.hp.com>
Date: Thu, 13 Feb 2003 16:33:23 +0000
Message-Id: <200302131633.h1DGXNI31789@cdollin.hpl.hp.com>
To: jena-devel@sourceforge.net, jena-dev@yahoogroups.com, www-rdf-interest@w3.org

The Jena team is pleased to announce a preview release of Jena2.

This preview allows interested users to experiment with Jena2 and offer
feedback to the developers, which will help us direct our efforts for further
previews and the forthcoming beta releases.

Jena2 is built on a revised internal architecture intended to support
inferencing and "fast-track" query. It supports datatypes, preliminary RDFS
inferencing models, and a new SPI for programmatic query interface.

Jena2 can read and write XML/RDF, Ntriples, and N3 file formats. The
data-typing and RDFS functionality pass the RDFCore Working Group tests.

Current Jena users should note that the preview is not sufficently stable to
attempt to migrate their applications to Jena2 yet: it does not support
persistance, short-cut reification, or the DAML/OWL APIs. SPI details will

The preview can be downloaded from


or you can explore starting from


Discussion about the preview should be directed to jena-dev@yahoogroups.com; 
we're particularly interested in comments on the inferencing aspects of Jena2.

Chris "kers" Dollin
for the Jena team.
Received on Friday, 14 February 2003 03:16:03 UTC

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