Axel Polleres wrote:

Seaborne, Andy wrote:
Hi all,

For those at WWW2008, or nearby, we can get a room for a BOF ("Birds of a Feather") meeting on SPARQL Futures including the question of what, if anything, a "SPARQL2" (1.1?) might cover.

Location: 201B, level2
Time:     16:30 Wednesday (23rd)

        See you there
        Andy


:-(
 not there. any tangible outcomes to report? anywhere to place input?

:-( from me too.

It seems that there is a public record of the BOF here:

http://www.w3.org/2008/04/23-dawg-minutes.html

Of course, the ESW Wiki remains a good place to document suggested SPARQL extensions (which in turn often are suggested work areas for SPARQL2):

http://esw.w3.org/topic/SPARQL/Extensions

We basically would have to throw in the following proposals for SPARQL2:
- propose marriage with XQuery [1] (that might be outside SPARQL itself, since it affects both SPARQL and XQuery)
- using sparql as a view-definition language [2,3]
- a proper syntax for aggregates and vuilt-ins in the construct part
 (our proposal is documented in [2])

Offhand I'm not sure if/which of these are covered on the ESW Wiki or not. I encourage you (and anyone else) to add to the Wiki as appropriate, and to discuss potential extensions on this list.

Lee


Axel

1. Waseem Akhtar, Jacek Kopecky, Thomas Krennwallner, and Axel Polleres. XSPARQL: Traveling between the XML and RDF worlds - and avoiding the XSLT pilgrimage. In Proceedings of the 5th European Semantic Web Conference (ESWC2008), Tenerife, Spain, June 2008. Springer.

2.Axel Polleres, François Scharffe, and Roman Schindlauer. SPARQL++ for mapping between RDF vocabularies. In OTM 2007, Part I : Proceedings of the 6th International Conference on Ontologies, DataBases, and Applications of Semantics (ODBASE 2007), volume 4803 of Lecture Notes in Computer Science, pages 878-896, Vilamoura, Algarve, Portugal, November 2007. Springer.

3. Simon Schenk, Steffen Staab: Networked Graphs: A Declarative Mechanism for SPARQL Rules, SPARQL Views and RDF Data Integration on the Web. 2008. Bejing, China. 4. Proceedings of the 17th International World Wide Web Conference.


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