Initial Round of Presentations

Proposed schedule

1. OpenLink's Virtuoso (Orri) - DONE
2. Triplify (Soeren) - DONE
3. D2R (Richard) - DONE
4. Metatomix (Howard) - DONE
5. Ultrawrap (Juan)
6. SQL-based Mapping (Souri and Seema)
7. SWObjects (Eric)
8. OKKAM (Angela)

OpenLink's Virtuoso

Date: 2009-10-22

Presenter: Orri

Material:

• Virtuoso presentation (in PowerPoint)
• The most accurate and up-top-date description is in User's Guide (Section 15.8) http://docs.openlinksw.com/virtuoso/rdfviews.html
• A description for beginners is http://virtuoso.openlinksw.com/Whitepapers/html/rdf_views/virtuoso_rdf_views_example.html
• Overview of underlying RDF functionality of the database is in http://aksw.org/cssw07/paper/5_erling.pdf but that level does not interfere with the proposed RDB2RDF description language.
• Customer's post about his use case: http://fgiasson.com/blog/index.php/2007/04/17/musicbrainz-relation-database-mapped-in-rdf-using-the-music-ontology/
• BSBM demonstrates that the resulting SQLs are usually adequate: http://www4.wiwiss.fu-berlin.de/bizer/BerlinSPARQLBenchmark/results/index.html#multiResults

Triplify

Date: 2009-10-29

Presenter: [Sören]

Material:

• RDB2RDF presentation
• WWW09 presentation Slides Video
• background information: Triplify homepage

D2R

Date: 2009-11-10

Presenter: Richard Cyganiak

Material:

• Presentation
  • Slides
• Background information:
  • The D2RQ Platform - Treating Non-RDF Databases as Virtual RDF Graphs
  • D2R Server
  • D2RQ Manual and Language Spec

Metatomix

Date: 2009-11-17

Presenters: Samir Batla / Howard Greenblatt

Material:

• presentation
• Background Information
  • Metatomix Home Page
  • Metatomix Whitepapers (please contact me directly if you do not wish to register)

Ultrawrap

Date: 2009-11-24

Presenter: Juan Sequeda and Daniel Miranker

Material:

• Presentation
• Background Information
  • Ultrawrap Description
  • DEXA2008 paper

A SQL-based Approach for Mapping Relational data to RDF

Date: 2009-12-01

Presenter: Souri Das and Seema Sundara (Oracle)

Material:

• presentation http://www.w3.org/2001/sw/rdb2rdf/wiki/images/4/43/RDB2RDF_Map_viaSQL_w3c_final.pdf
• background information @@LINK ME

SWObjects

Date: 2009-12-08

Presenter: Eric Prud'hommeaux

Material:

• presentation
• background information: algebra explored, SWObjects implementation

Please feel free to download SWObjects and try the examples explored in the paper:

SWObjects -e "SELECT ..."
SWObjects query.rq # where query.rq contains a stem sparql query.

OKKAM

Date: 2009-12-15

Presenter: Angela Fogarolli

Material:

• presentation
• background information
  • OKKAM homepage
  • OKKAM Questions & Answers
  • Publications