1Gray J,Bosworth A,Layman A,et al.Data cube:A Relational Aggregation Operator Generalizing Group-by,Cross-Tab,and Sub-Total.In:Su S Y W,Ed.Proc of Intl.Conf on Data Engineering,New Orleans:IEEE Computer Society,1996.152-159.
2Alin D,Minos G,Johannes G,et al.Processing complex aggregate queries over data streams.Proc of the 2002 ACM SIGMOD Int'l Conf.on Management of Data.New York:ACM Press,2002.61-72.
3Guha S,Koudas N,Shim K.Data-Streams and histograms.In:Yannakakis M,Ed.Proc of the 33rd Annual ACM Symp on Theory of Computing.Heraklion:ACM Press,2001.471-475.
4Chandrasekaran S,Cooper O,Deshpande A,et al.TelegraphCQ:Continuous Dataflow Processing for an Uncertain World.Proc Conf on Innovative Data Syst Res,Asilomar,CA,January 2003,269-280.
