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ICDE
1999
IEEE
89views Database» more  ICDE 1999»
16 years 7 months ago
Relative Prefix Sums: An Efficient Approach for Querying Dynamic OLAP Data Cubes
Range sum queries on data cubes are a powerful tool for analysis. A range sum query applies an aggregation operation (e.g., SUM) over all selected cells in a data cube, where the ...
Steven Geffner, Divyakant Agrawal, Amr El Abbadi, ...
FODO
1998
Springer
214views Algorithms» more  FODO 1998»
15 years 10 months ago
Querying Composite Objects in Semistructured Data
In this paper, we propose an entity-based style of queries for semistructured data. First, we partition a semistructured data into subgraphs corresponding to real-world entities, ...
Keishi Tajima
IS
2007
15 years 6 months ago
Browsing large online data tables using generalized query previews
Companies, government agencies, and other organizations are making their data available to the world over the Internet. They often use large online relational tables for this purp...
Egemen Tanin, Ben Shneiderman, Hairuo Xie
WEBDB
2010
Springer
208views Database» more  WEBDB 2010»
15 years 4 months ago
XML-Based RDF Data Management for Efficient Query Processing
The Semantic Web, which represents a web of knowledge, offers new opportunities to search for knowledge and information. To harvest such search power requires robust and scalable ...
Mo Zhou, Yuqing Wu
CINQ
2004
Springer
225views Database» more  CINQ 2004»
15 years 11 months ago
A Data Mining Query Language for Knowledge Discovery in a Geographical Information System
Spatial data mining is a process used to discover interesting but not explicitly available, highly usable patterns embedded in both spatial and nonspatial data, which are possibly ...
Donato Malerba, Annalisa Appice, Michelangelo Ceci