1672 search results - page 81 / 335 » Optimizing Monitoring Queries over Distributed Data |
104
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ISPAN
2005
IEEE
15 years 6 months ago
2005
IEEE
Noncontiguous data access is a very common access pattern in many scientific applications. Using POSIX I/O to access many pieces of noncontiguous data segments will generate a lot...
111
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DEXA
2003
Springer
15 years 5 months ago
2003
Springer
Streaming XML documents has many emerging applications. However, in this paper, we show that the restrictions imposed by data streaming are too restrictive for processing twig quer...
117
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WEBDB
2000
Springer
15 years 4 months ago
2000
Springer
Rewriting queries using views is a powerful technique that has applications in data integration, data warehousing and query optimization. Query rewriting in relational databases i...
148
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DASFAA
2005
IEEE
15 years 6 months ago
2005
IEEE
Peer-to-peer (P2P) computing is gaining more and more significance due to its widespread use currently and potential deployments in future applications. In this paper, we propose ...
124
Voted
EDBT
2009
ACM
15 years 4 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...