conf/sigmod/97 Joseph M. Hellerstein Peter J. Haas Helen J. Wang 171-182 1997 SIGMOD Conference db/conf/sigmod/sigmod97.html#HellersteinHW97 http://doi.acm.org/10.1145/253260.253291 db/conf/sigmod/HellersteinHW97.html SIGMOD97/P171.PDF conf/vldb/AgarwalADGNRS96 conf/icde/AikenCSW96 journals/vldb/AntoshenkovZ96 ... conf/cikm/BayardoM96 conf/vldb/Bratbergsengen84 ... ... conf/edbt/ChaudhuriS96 conf/sigmod/DeWittKOSSW84 conf/icde/GrayBLP96 conf/vldb/GuptaHQ95 ... ... conf/sigmod/HellersteinN96 ... conf/sigmod/HouOD91 ... conf/pods/HouOT88 conf/sigmod/HouOT89 journals/tcs/LiptonNSS93 ... ... ... conf/sigmod/SelingerACLP79 conf/sigmod/SeshadriHPLRSSS96 conf/icde/SeshadriPL96 ... journals/tkde/VrbskyL93 conf/pdis/WilschutA91 conf/vldb/YanL95