9Carney D, Cetinternel U, Cherniack M, et al. Monitoring streams-A New Class of Data Management Applications [C]//Proc of Int'l Conf on Very Large Data Bases. 2002:215- 226.
10Chandrasekaran S, Cooper O, Deshpande A, et al. TelegraphCQ: Continuous Dataflow Processing for an Uncertain World [C]//Proc of Conf on Innovative Data System Res, 2003 : 269-280.