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» A System for Semantic Query Optimization
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ICLP
2007
Springer
13 years 11 months ago
OnEQL: An Ontology Efficient Query Language Engine for the Semantic Web
Abstract. In this paper we describe the OnEQL system, a query engine that implements optimization techniques and evaluation strategies to speed up the evaluation time of querying a...
Edna Ruckhaus, Maria-Esther Vidal, Eduardo Ruiz
GCC
2005
Springer
14 years 1 months ago
Query Optimization in Database Grid
DarGridâ…ˇ is an implemented database gird system whose goal is to provide a semantic solution for integrating database resources on the web. Although many algorithms have been pro...
Xiaoqing Zheng, Huajun Chen, Zhaohui Wu, Yuxin Mao
PODS
2006
ACM
196views Database» more  PODS 2006»
14 years 8 months ago
The containment problem for REAL conjunctive queries with inequalities
Query containment is a fundamental algorithmic problem in database query processing and optimization. Under set semantics, the query-containment problem for conjunctive queries ha...
T. S. Jayram, Phokion G. Kolaitis, Erik Vee
MOBIQUITOUS
2005
IEEE
14 years 1 months ago
Decentralizing Query Processing in Sensor Networks
Recent research has led to the advent of software systems capable of performing query processing in sensor networks. They perform query processing in a sensor network by construct...
Ross Rosemark, Wang-Chien Lee
ESWS
2009
Springer
14 years 2 months ago
A Rule System for Querying Persistent RDFS Data
We present GiaBATA, a system for storing, aggregating, and querying Semantic Web data, based on declarative logic programming technology, namely on the dlvhex system, which allows ...
Giovambattista Ianni, Thomas Krennwallner, Alessan...