@inproceedings{SIGMOD-2007-HanNMKK,
	author        = "Wook-Shin Han and Jack Ng and Volker Markl and Holger Kache and Mokhtar Kandil",
	booktitle     = "{Proceedings of the 25th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/1247480.1247569",
	isbn          = "978-1-59593-686-8",
	pages         = "809--820",
	publisher     = "{ACM}",
	title         = "{Progressive optimization in a shared-nothing parallel database}",
	year          = 2007,
}