David Campbell Brian Cooper Dean Jacobs Ashok Joshi Volker Markl Srinivas Narayanan Cloudy skies for data management. 1209 2010 ICDE http://doi.ieeecomputersociety.org/10.1109/ICDE.2010.5447715 conf/icde/2010 db/conf/icde/icde2010.html#CampbellCJJMN10