3225 search results - page 529 / 645 » Query Optimization by Stored Queries |
138
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TC
1997
15 years 5 months ago
1997
In this paper we describe a new approach to repairing violations of integrity constraints in databases with null values. By adopting basic concepts from model-based diagnosis, we ...
152
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DEBU
2010
15 years 4 months ago
2010
The popularity of location-based services and the need to perform real-time processing on them has led to an interest in queries on road networks, such as finding shortest paths a...
165
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JODS
2006
15 years 4 months ago
2006
This paper addresses the various facets of emergent semantics in content retrieval systems such as Knowledge Sifter, an architecture and system based on the use of specialized agen...
133
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IJWIS
2007
15 years 3 months ago
2007
: Purpose — To measure the exact size of the World Wide Web (i.e., a census). The measure used is the number of publicly accessible web servers on port 80. Design/methodology/app...
107
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JCB
2007
15 years 3 months ago
2007
We present a novel approach to managing redundancy in sequence databanks such as GenBank. We store clusters of near-identical sequences as a representative union-sequence and a se...