2635 search results - page 116 / 527 » Algorithms for the Database Layout Problem |
153
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VLDB
2002
ACM
15 years 3 months ago
2002
ACM
Accurate prediction of operator execution time is a prerequisite for database query optimization. Although extensively studied for conventional disk-based DBMSs, cost modeling in ...
177
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SIGMOD
2011
ACM
14 years 7 months ago
2011
ACM
Probabilistic database systems have successfully established themselves as a tool for managing uncertain data. However, much of the research in this area has focused on efficient...
240
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Graphs are prevalently used to model the relationships between objects in various domains. With the increasing usage of graph databases, it has become more and more demanding to e...
133
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
The general problem of answering top-k queries can be modeled using lists of data items sorted by their local scores. The most efficient algorithm proposed so far for answering to...
228
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GIS
2005
ACM
16 years 5 months ago
2005
ACM
Databases of moving objects are important for air traffic control, ground traffic, and battlefield configurations. We introduce the (historical and spatial) range close-pair query...