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» Database De-Centralization - A Practical Approach
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SIGMOD
2006
ACM
219views Database» more  SIGMOD 2006»
14 years 7 months ago
Modeling skew in data streams
Data stream applications have made use of statistical summaries to reason about the data using nonparametric tools such as histograms, heavy hitters, and join sizes. However, rela...
Flip Korn, S. Muthukrishnan, Yihua Wu
DEXA
2009
Springer
175views Database» more  DEXA 2009»
14 years 2 months ago
RoK: Roll-Up with the K-Means Clustering Method for Recommending OLAP Queries
Dimension hierarchies represent a substantial part of the data warehouse model. Indeed they allow decision makers to examine data at different levels of detail with On-Line Analyt...
Fadila Bentayeb, Cécile Favre
ICDE
2007
IEEE
134views Database» more  ICDE 2007»
14 years 1 months ago
Apply Model Checking to Security Analysis in Trust Management
Trust management is a form of access control that uses delegation to achieve scalability beyond a single organization or federation. However, delegation can be difficult to contr...
Mark Reith, Jianwei Niu, William H. Winsborough
CIKM
2004
Springer
14 years 24 days ago
Processing content-oriented XPath queries
Document-centric XML collections contain text-rich documents, marked up with XML tags that add lightweight semantics to the text. Querying such collections calls for a hybrid quer...
Börkur Sigurbjörnsson, Jaap Kamps, Maart...
VLDB
1998
ACM
82views Database» more  VLDB 1998»
13 years 11 months ago
Resource Scheduling for Composite Multimedia Objects
Scheduling algorithms for composite multimedia presentations need to ensure that the user-defined synchronization constraints for the various presentation components are met. This...
Minos N. Garofalakis, Yannis E. Ioannidis, Banu &O...