Year of publishing 2015.06.21 Authors S. Sakr, A. Shafaat, F. Bajaber, A. Barnawi, O. Batarfi, A. Altalhi Venue 18th International Conference on Extending Database Technology (EDBT 2015), Brussels, Belgium Type Conference Paper DOI http://dx.doi.org/10.5441/002/edbt.2015.52