735 search results - page 55 / 147 » Evaluating Probabilistic Queries over Imprecise Data |
203
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PODS
2009
ACM
16 years 13 days ago
2009
ACM
Querying uncertain data has emerged as an important problem in data management due to the imprecise nature of many measurement data. In this paper we study answering range queries...
104
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DASFAA
2009
IEEE
15 years 3 months ago
2009
IEEE
—Database security has become a vital issue in modern Web applications. Critical business data in databases is an evident target for attack. Therefore, ensuring the confidentiali...
114
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EDBT
2009
ACM
15 years 3 months ago
2009
ACM
In a database system, disclosure of confidential private data may occur if users can put together the answers of past queries. Traditional access control mechanisms cannot guard a...
188
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ICDE
2002
IEEE
2002
IEEE
Design and Evaluation of Alternative Selection Placement Strategies in Optimizing Continuous Queries
16 years 1 months ago
In this paper, we design and evaluate alternative selection placement strategies for optimizing a very large number of continuous queries in an Internet environment. Two grouping ...
199
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SIGMOD
2007
ACM
16 years 1 days ago
2007
ACM
Distributed Hash Tables (DHTs) provide a scalable solution for data sharing in P2P systems. To ensure high data availability, DHTs typically rely on data replication, yet without ...