501 search results - page 41 / 101 » Simplification of Integrity Constraints for Data Integration |
148
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INFOCOM
2012
IEEE
13 years 6 months ago
2012
IEEE
—Access control is one of the most important security mechanisms in cloud computing. Attribute-based access control provides a flexible approach that allows data owners to integ...
117
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VLDB
2001
ACM
15 years 8 months ago
2001
ACM
Cleaning data of errors in structure and content is important for data warehousing and integration. Current solutions for data cleaning involve many iterations of data “auditing...
107
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SAC
2006
ACM
15 years 9 months ago
2006
ACM
This paper addresses design exploration for protocols that are employed in systems with availability-consistency tradeoffs. Distributed data is modelled as states of objects repl...
137
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EDBT
2009
ACM
15 years 10 months ago
2009
ACM
This paper introduces the problem of modeling urban transportation systems in a database where certain aspects of the data are probabilistic in nature. The transportation network ...
106
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BTW
2007
Springer
15 years 9 months ago
2007
Springer
B-tree and index into two layers of abstraction. In addition, this paper provides algorithms for (i) concurrency control and recovery including locking of individual keys and of co...