We've just released version 5.0.4 of the Virtuoso Universal
Server platform for SQL, XML, and RDF. The new release includes the
following enhancements:
Web Server:
- HTTP 1.1 compliant Transparent content-negotiation in
URL-rewrite rules for Linked Data Deployment.
RDF Data Management:
- New providers for the Jena, Sesame and Redland
frameworks
- support for SPARQL INSERT and UPDATE via HTTP POST
- New SPARQL-BI extenstions that make Business Intelligence
feasible via SPARQL
- new "rdf_sink" folder for handling HTTP PUTs into WebDAV that
automatically sync with Quad Store.
- There are new Sponger (RDFizer) cartridges that map Amazon
book-search results to the Biliographic Ontology, supports
production of Linked Data from OAI, XBRL, and Yahoo finance data
sources.
- HTTPS protocol support added to Sponger
- performance optimizations for SPARQL `DESCRIBE' and
`CONSTRUCT', alongside general performance enhancements for RDF
data set loading.
Core DBMS Engine:
- PHP hosting a module re-implemented as a Virtuoso plugin
inline with otherlanguage hosting modules
- improved deadlock condtion management
- enhanced POP and FTP server side protocol implementations
that allow larger data transfers.
Additional Information