643 search results - page 46 / 129 » Dynamic prioritization of database queries |
177
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ICDE
2009
IEEE
15 years 11 months ago
2009
IEEE
We present a flexible query allocation framework, called Satisfaction-based Query Allocation (SbQA for short), for distributed information systems where both consumers and provider...
KDD
2008
ACM
15 years 10 months ago
2008
ACM
We introduce the problem of query decomposition, where we are given a query and a document retrieval system, and we want to produce a small set of queries whose union of resulting...
146
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
This paper analyzes the performance of concurrent (index) scan operations in both record (NSM/PAX) and column (DSM) disk storage models and shows that existing scheduling policies...
162
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SIGMOD
2007
ACM
15 years 10 months ago
2007
ACM
SwissQM is a novel sensor network platform for acquiring data from the real world. Instead of statically hand-crafted programs, SwissQM is a virtual machine capable of executing b...
TIME
2006
IEEE
15 years 3 months ago
2006
IEEE
An increasing number of documents in companies and other organizations are now only available electronically, and exist in several versions updated at different times. In order to...