1263 search results - page 79 / 253 » A Scalable Algorithm for Answering Queries Using Views |
212
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ICDE
2001
IEEE
16 years 5 months ago
2001
IEEE
We describe efficient algorithms for accurately estimating the number of matches of a small node-labeled tree, i.e., a twig, in a large node-labeled tree, using a summary data str...
154
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ICDE
2007
IEEE
15 years 10 months ago
2007
IEEE
Retrieval queries that combine structural constraints with keyword search represent a significant challenge to XML data management systems. Queries are expected to be answered as...
127
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WWW
2004
ACM
16 years 4 months ago
2004
ACM
In peer-to-peer networks, finding the appropriate answer for an information request, such as the answer to a query for RDF(S) data, depends on selecting the right peer in the netw...
114
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ADBIS
2001
Springer
15 years 7 months ago
2001
Springer
In this paper, the most appropriate buffer structure, page replacement policy and buffering scheme for closest pairs queries, where both spatial datasets are stored in R-trees, are...
167
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IPPS
1999
IEEE
15 years 8 months ago
1999
IEEE
Multidimensional Analysis and On-Line Analytical Processing (OLAP) uses summary information that requires aggregate operations along one or more dimensions of numerical data value...