1286 search results - page 36 / 258 » Scalable Package Queries in Relational Database Systems |
102
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DPD
2002
14 years 11 months ago
2002
A major cost in executing queries in a distributed database system is the data transfer cost incurred in transferring relations (fragments) accessed by a query from different sites...
VLDB
2004
ACM
2004
ACM
A Multi-Purpose Implementation of Mandatory Access Control in Relational Database Management Systems
15 years 4 months ago
Mandatory Access Control (MAC) implementations in Relational Database Management Systems (RDBMS) have focused solely on Multilevel Security (MLS). MLS has posed a number of challe...
ICDE
2010
IEEE
15 years 11 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...
184
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VLDB
2008
ACM
15 years 11 months ago
2008
ACM
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
PVLDB
2008
14 years 10 months ago
2008
The backend database system is often the performance bottleneck when running web applications. A common approach to scale the database component is query result caching, but it fa...