995 search results - page 171 / 199 » Optimization of Complex Nested Queries in Relational Databas... |
123
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CCS
2004
ACM
15 years 7 months ago
2004
ACM
Access control can be used to ensure that database queries pertaining to sensitive information are not answered. This is not enough to prevent users from learning sensitive inform...
105
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PODS
2000
ACM
15 years 5 months ago
2000
ACM
In this paper, we propose a new tunable index scheme, called iMinMax , that maps points in high dimensional spaces to single dimension values determined by their maximum or minimu...
118
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SIGMOD
2005
ACM
16 years 1 months ago
2005
ACM
Monitoring aggregates on IP traffic data streams is a compelling application for data stream management systems. The need for exploratory IP traffic data analysis naturally leads ...
136
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ICICS
2007
Springer
15 years 5 months ago
2007
Springer
Authentication is increasingly relevant to data management. Data is being outsourced to untrusted servers and clients want to securely update and query their data. For example, in ...
181
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SIGMOD
2009
ACM
16 years 2 months ago
2009
ACM
In the rank join problem we are given a relational join R1 1 R2 and a function that assigns numeric scores to the join tuples, and the goal is to return the tuples with the highes...