F1: the fault-tolerant distributed RDBMS supporting google's ad business. - Jeff Shute; Mircea Oancea; Stephan Ellner; Ben Handy; Eric Rollins; Bart Samwel; Radek Vingralek; Chad Whipkey; Xin Chen; Beat Jegerlehner; Kyle Littlefield; Phoenix Tong (SIGMOD Conference, 2012)