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SIGMOD
2003
ACM
1527views Database» more  SIGMOD 2003»
16 years 7 months ago
XPRESS: A Queriable Compression for XML Data
Like HTML, many XML documents are resident on native file systems. Since XML data is irregular and verbose, the disk space and the network bandwidth are wasted. To overcome the ve...
Jun-Ki Min, Myung-Jae Park, Chin-Wan Chung
EDBT
2008
ACM
137views Database» more  EDBT 2008»
16 years 7 months ago
Optimizing away joins on data streams
Abstract. Monitoring aggregates on IP traffic data streams is a compelling application for data stream management systems. Often, such streaming aggregation queries involve joining...
Lukasz Golab, Theodore Johnson, Nick Koudas, Dives...
ICDE
2010
IEEE
243views Database» more  ICDE 2010»
16 years 7 months ago
Probabilistic Contextual Skylines
The skyline query returns the most interesting tuples according to a set of explicitly defined preferences among attribute values. This work relaxes this requirement, and allows us...
Anastasios Arvanitis, Dimitris Sacharidis, Timos K...
SSDBM
2008
IEEE
115views Database» more  SSDBM 2008»
16 years 1 months ago
Breaking the Curse of Cardinality on Bitmap Indexes
Bitmap indexes are known to be efficient for ad-hoc range queries that are common in data warehousing and scientific applications. However, they suffer from the curse of cardina...
Kesheng Wu, Kurt Stockinger, Arie Shoshani
DASFAA
2007
IEEE
134views Database» more  DASFAA 2007»
16 years 1 months ago
Eliciting Matters - Controlling Skyline Sizes by Incremental Integration of User Preferences
Today, result sets of skyline queries are unmanageable due to their exponential growth with the number of query predicates. In this paper we discuss the incremental re-computation ...
Wolf-Tilo Balke, Ulrich Güntzer, Christoph Lo...