- From: Seaborne, Andy <andy.seaborne@hp.com>
- Date: Mon, 21 Feb 2005 15:32:07 +0000
- To: semantic-web@w3.org
Announcing v0.9.3 of ARQ, a query processor for Jena that implements SPARQL.
http://prdownloads.sourceforge.net/jena/ARQ-0.9.3.zip
Also available via anonymous CVS:
cvs -z3 -d:pserver:anonymous@cvs.sourceforge.net:/cvsroot/jena co ARQ
SPARQL is described in:
http://www.w3.org/TR/rdf-sparql-query/
Status
------
Implemented:
+ Result forms SELECT, CONSTRUCT, DESCRIBE and ASK
+ Graph patterns: basic patterns, OPTIONAL, UNION
+ Query over datasets and named graphs: GRAPH
+ Constraint expressions including extension functions
Not implemented:
- Casting of values in constraints
- date datatypes
Online demo
-----------
http://www.sparql.org/query.html
Support and Questions
---------------------
Comments on SPARQL to the public comments list:
public-rdf-dawg-comments@w3.org
Comments and questions about ARQ to the Jena mailing list
jena-dev@groups.yahoo.com
Received on Monday, 21 February 2005 15:38:15 UTC