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SSDBM
2005
IEEE
184views Database» more  SSDBM 2005»
15 years 12 months ago
Optimizing Multiple Top-K Queries over Joins
Advanced Data Mining applications require more and more support from relational database engines. Especially clustering applications in high dimensional features space demand a pr...
Dirk Habich, Wolfgang Lehner, Alexander Hinneburg
ICDT
2001
ACM
162views Database» more  ICDT 2001»
15 years 10 months ago
Algebraic Rewritings for Optimizing Regular Path Queries
Rewriting queries using views is a powerful technique that has applications in query optimization, data integration, data warehousing etc. Query rewriting in relational databases ...
Gösta Grahne, Alex Thomo
ICDT
2001
ACM
116views Database» more  ICDT 2001»
15 years 10 months ago
On Optimizing Nearest Neighbor Queries in High-Dimensional Data Spaces
Abstract. Nearest-neighbor queries in high-dimensional space are of high importance in various applications, especially in content-based indexing of multimedia data. For an optimiz...
Stefan Berchtold, Christian Böhm, Daniel A. K...
VLDB
1999
ACM
134views Database» more  VLDB 1999»
15 years 10 months ago
Capturing and Querying Multiple Aspects of Semistructured Data
Motivated to a large extent by the substantial and growing prominence of the World-Wide Web and the potential benefits that may be obtained by applying database concepts and tech...
Curtis E. Dyreson, Michael H. Böhlen, Christi...
DEXA
2006
Springer
139views Database» more  DEXA 2006»
15 years 10 months ago
Efficient Processing of Multiple XML Twig Queries
Abstract. Finding all occurrences of a twig pattern in an XML document is a core operation for XML query processing. The emergence of XML as a common mark-up language for data inte...
Huanzhang Liu, Tok Wang Ling, Tian Yu, Ji Wu