3741 search results - page 327 / 749 » Monitoring Database Objects |
272
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ICDE
2004
IEEE
16 years 8 months ago
2004
IEEE
We examine the problem of evaluating selection queries over imprecisely represented objects. Such objects are used either because they are much smaller in size than the precise on...
164
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SIGMOD
2002
ACM
16 years 6 months ago
2002
ACM
In environments where exact synchronization between source data objects and cached copies is not achievable due to bandwidth or other resource constraints, stale (out-of-date) cop...
153
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
Navigational queries on Web-accessible life science sources pose unique query optimization challenges. The objects in these sources are interconnected to objects in other sources, ...
159
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SSDBM
2007
IEEE
16 years 27 days ago
2007
IEEE
Space-partitioning trees, like the disk-based trie, quadtree, kd-tree and their variants, are a family of access methods that index multi-dimensional objects. In the case of index...
192
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VLDB
2007
ACM
16 years 22 days ago
2007
ACM
Uncertain data are inherent in some important applications. Although a considerable amount of research has been dedicated to modeling uncertain data and answering some types of qu...