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» Distributed Query Processing on the Web
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ICDE
2008
IEEE
147views Database» more  ICDE 2008»
14 years 11 months ago
Flow Algorithms for Parallel Query Optimization
In this paper we address the problem of minimizing the response time of a multi-way join query using pipelined (inter-operator) parallelism, in a parallel or a distributed environ...
Amol Deshpande, Lisa Hellerstein
SIGMOD
2010
ACM
249views Database» more  SIGMOD 2010»
14 years 2 months ago
Active knowledge: dynamically enriching RDF knowledge bases by web services
The proliferation of knowledge-sharing communities and the advances in information extraction have enabled the construction of large knowledge bases using the RDF data model to re...
Nicoleta Preda, Gjergji Kasneci, Fabian M. Suchane...
ICDE
2008
IEEE
166views Database» more  ICDE 2008»
14 years 11 months ago
A Clustered Index Approach to Distributed XPath Processing
Supporting top-k queries over distributed collections of schemaless XML data poses two challenges. While XML supports expressive query languages such as XPath and XQuery, these la...
Georgia Koloniari, Evaggelia Pitoura
IPPS
2003
IEEE
14 years 3 months ago
SCIMPS: An Integrated Approach to Distributed Processing in Sensor Webs
: This paper presents a new tightly coupled computation/communication design developed to support the unique operational requirements of sensor webs. A critical challenge of sensor...
David L. Andrews, Joe Evans, Venumadhav Mangipudi,...
WWW
2005
ACM
14 years 10 months ago
Three-level caching for efficient query processing in large Web search engines
Large web search engines have to answer thousands of queries per second with interactive response times. Due to the sizes of the data sets involved, often in the range of multiple...
Xiaohui Long, Torsten Suel