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SIGMOD
2002
ACM
198views Database» more  SIGMOD 2002»
14 years 7 months ago
Processing complex aggregate queries over data streams
Recent years have witnessed an increasing interest in designing algorithms for querying and analyzing streaming data (i.e., data that is seen only once in a fixed order) with only...
Alin Dobra, Minos N. Garofalakis, Johannes Gehrke,...
CORR
2011
Springer
181views Education» more  CORR 2011»
12 years 11 months ago
SmartInt: Using Mined Attribute Dependencies to Integrate Fragmented Web Databases
Many web databases can be seen as providing partial and overlapping information about entities in the world. To answer queries effectively, we need to integrate the information ab...
Ravi Gummadi, Anupam Khulbe, Aravind Kalavagattu, ...
VLDB
2007
ACM
260views Database» more  VLDB 2007»
14 years 7 months ago
Approaching the Skyline in Z Order
Given a set of multidimensional data points, skyline query retrieves a set of data points that are not dominated by any other points. This query is useful for multi-preference ana...
Ken C. K. Lee, Baihua Zheng, Huajing Li, Wang-Chie...
SIGMOD
2006
ACM
123views Database» more  SIGMOD 2006»
14 years 7 months ago
Exploiting predicate-window semantics over data streams
The continuous sliding-window query model is used widely in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In ...
Thanaa M. Ghanem, Walid G. Aref, Ahmed K. Elmagarm...
ICDE
2003
IEEE
120views Database» more  ICDE 2003»
14 years 9 months ago
Broadcasting Dependent Data for Ordered Queries without Replication in a Multi-Channel Mobile Environment
In several mobile applications, the data items broadcast are dependent upon one another. However, most prior studies on broadcasting dependent data mainly consider single broadcas...
Jiun-Long Huang, Ming-Syan Chen, Wen-Chih Peng