A LAV mediation technique that relies on Semantic Web technologies to execute SPARQL queries against data sources developed at the University of Nantes
by GDD team.

Our implementation of GUN has been tested using the Berlin SPARQL benchmark [1], using these queries and views:

To generate the dataset we used a scale factor of 28,211 products to obtain a dataset of 10,000,736 triples.

Experimental results (TLDKS paper)

Code (TLDKS paper):

[1] Bizer, C., Shultz, A.: The berlin sparql benchmark. International Journal on Semantic Web and Information Systems 5 (2009) 1–24.