2724 search results - page 161 / 545 » Optimizing Queries on Files |
197
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
An effective query optimizer finds a query plan that exploits the characteristics of the source data. In data integration, little is known in advance about sources' propertie...
143
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CEAS
2005
Springer
16 years 1 days ago
2005
Springer
Implicit query systems examine a document and automatically conduct searches for the most relevant information. In this paper, we offer three contributions to implicit query resea...
178
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IPPS
2002
IEEE
15 years 11 months ago
2002
IEEE
Query scheduling plays an important role when systems are faced with limited resources and high workloads. It becomes even more relevant for servers applying multiple query optimi...
155
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ANOR
2008
15 years 6 months ago
2008
We describe a class of problems motivated by numerous real-world applications where there is a collection of objects that have both a cost and a value, but where some of those obj...
164
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NTMS
2008
IEEE
16 years 26 days ago
2008
IEEE
—Peer-to-Peer (P2P) systems gain much attention in recent years. According to many statistics, P2P systems contribute a significant portion of the Internet traffic. Individual In...