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» Genetic algorithms for large join query optimization
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ICDE
2008
IEEE
140views Database» more  ICDE 2008»
14 years 9 months ago
Top-k Spatial Joins of Probabilistic Objects
Probabilistic data have recently become popular in applications such as scientific and geospatial databases. For images and other spatial datasets, probabilistic values can capture...
Vebjorn Ljosa, Ambuj K. Singh
JIIS
2006
76views more  JIIS 2006»
13 years 7 months ago
Holes in joins
A join of two relations in real databases is usually much smaller than their cartesian product. This means that most of the combinations of tuples in the crossproduct of the respe...
Jarek Gryz, Dongming Liang
WWW
2006
ACM
14 years 8 months ago
Semantic link based top-K join queries in P2P networks
An important issue arising from Peer-to-Peer applications is how to accurately and efficiently retrieve a set of K best matching data objects from different sources while minimizi...
Jie Liu, Liang Feng, Chao He
SIGMOD
2006
ACM
158views Database» more  SIGMOD 2006»
14 years 7 months ago
Continuous query processing in data streams using duality of data and queries
Recent data stream systems such as TelegraphCQ have employed the well-known property of duality between data and queries. In these systems, query processing methods are classified...
Hyo-Sang Lim, Jae-Gil Lee, Min-Jae Lee, Kyu-Young ...
ICDE
2003
IEEE
120views Database» more  ICDE 2003»
14 years 9 months ago
PBiTree Coding and Efficient Processing of Containment Joins
This paper addresses issues related to containment join processing in tree-structured data such as XML documents. A containment join takes two sets of XML node elements as input a...
Wei Wang 0011, Haifeng Jiang, Hongjun Lu, Jeffrey ...