2724 search results - page 136 / 545 » Optimizing Queries on Files |
142
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DEXA
2006
Springer
15 years 7 months ago
2006
Springer
Moving range queries over mobile objects are important in many location management applications. There have been quite a few research works in this area. However, all existing solu...
124
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PODS
2003
ACM
16 years 3 months ago
2003
ACM
In this paper we consider general path constraints for semistructured databases. Our general constraints do not suffer from the limitations of the path constraints previously stud...
156
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FOIKS
2004
Springer
15 years 8 months ago
2004
Springer
Abstract. We give a general framework for approximate query processing in semistructured databases. We focus on regular path queries, which are the integral part of most of the que...
130
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ADBIS
2005
Springer
15 years 9 months ago
2005
Springer
We present a formal analysis of the following view-selection problem: Given a set of queries and a database, return definitions of views that, when materialized in the database, w...
127
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ICDE
2010
IEEE
16 years 3 months ago
2010
IEEE
With the total energy consumption of computing systems increasing in a steep rate, much attention has been paid to the design of energy-efficient computing systems and applications...