Big Data Benchmarking: 6th International Workshop, WBDB 2015, Toronto, ON, Canada, June 16-17, 2015 and 7th International Workshop, WBDB 2015, New Delhi, India, December 14-15, 2015, Revised Selected Papers

Specifying Big Data Benchmarks: First Workshop, WBDB 2012, San Jose, CA, USA, May 8-9, 2012 and Second Workshop, WBDB 2012, Pune, India, December 17-18, 2012, Revised Selected Papers

Big Data Benchmarking: 5th International Workshop, WBDB 2014, Potsdam, Germany, August 5-6- 2014, Revised Selected Papers