- From: Tim Haynes <tim.haynes@openlinksw.co.uk>
- Date: Thu, 17 Jul 2008 14:36:54 +0100
- To: public-lod@w3.org
Hi, OpenLink Software is pleased to announce a new release of Virtuoso, Open-Source Edition, version 5.0.7. This release includes: New: fully operational Native Graph Model Storage Providers for the Jena & Sesame Frameworks. Licensing change: the Jena and Sesame providers have been added to the "Client Protocol Driver exemptions" paragraph in the VOS License: http://virtuoso.openlinksw.com/dataspace/dav/wiki/Main/VOSLicense Improvements: - Better support for alternate RDF indexing schemes - Parallelization of RDF sponger operations across multiple RDF data-sources concurrently - New Sponger Cartridges and enhancements to the existing Cartridge collection - Inference engine optimizations for subclass and subproperty that efficiently handle taxonomies numbering tens of thousands of classes. - OWL equivalentClass and equivalentProperty inference support. - Dynamic handling of host component of IRIs; host component is now flexible enough to painlessly handle multiple homing of domains and host name component changes; no duplicate host name data storage required via [URIQA] section of INI - SPARQL optimizations to improve LIMIT and OFFSET handling - JDBC driver has new connect options, smaller memory footprint and optimized batch support - ODS applications now support SyncML Documentation Additions: - How to read query plans and how to use the key performance meters - How to diagnose SPARQL queries and how to decide what indexing scheme is right for each RDF use case - How to debug RDF views - Better Documentation on SPARQL extensions and options - An updated RDF View example based on the Northwind demonstration database that reflects underlying enhancements Bug Fixes: - Generally improved safety of built-in functions, better argument checking. - Verified UTF8 internationl character support in all RDF use cases, SQL client/SPARQL protocol/all data formats. For more details, see the release notes: http://sourceforge.net/project/shownotes.php?group_id=161622&release_id=614029 Other links: Virtuoso Open Source Edition: Home Page: http://virtuoso.openlinksw.com/wiki/main/ Download Page: http://virtuoso.openlinksw.com/wiki/main/Main/VOSDownload OpenLink Data Spaces: Home Page: http://virtuoso.openlinksw.com/wiki/main/Main/OdsIndex SPARQL Usage Examples (re. SIOC, FOAF, AtomOWL, SKOS): http://virtuoso.openlinksw.com/wiki/main/Main/ODSSIOCRef OpenLink AJAX Toolkit (OAT): Project Page: http://sourceforge.net/projects/oat Live Demonstration: http://demo.openlinksw.com/oatdemo Interactive SPARQL Demo: http://demo.openlinksw.com/isparql/ OpenLink Data Explorer (Firefox extension for RDF browsing): http://ode.openlinksw.com/ Regards, ~Tim -- Tim Haynes OpenLink Software <http://www.openlinksw.com/>
Received on Thursday, 17 July 2008 13:37:35 UTC