Sarvjeet Singh Chris Mayfield Sagar Mittal Sunil Prabhakar Susanne E. Hambrusch Rahul Shah The Orion Uncertain Data Management System. 273-276 2008 COMAD http://www.cse.iitb.ac.in/~comad/2008/PDFs/orion2-demo.pdf conf/comad/2008 db/conf/comad/comad2008.html#SinghMMPHS08