1263 search results - page 109 / 253 » A Scalable Algorithm for Answering Queries Using Views |
127
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ICDE
2007
IEEE
15 years 10 months ago
2007
IEEE
Trust management is a form of access control that uses delegation to achieve scalability beyond a single organization or federation. However, delegation can be difficult to contr...
148
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OOPSLA
2007
Springer
15 years 9 months ago
2007
Springer
Omniscient debuggers make it possible to navigate backwards in time within a program execution trace, drastically improving the task of debugging complex applications. Still, they...
221
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ICDE
2006
IEEE
16 years 5 months ago
2006
IEEE
Database columns are often correlated, so that cardinality estimates computed by assuming independence often lead to a poor choice of query plan by the optimizer. Multidimensional...
135
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WWW
2003
ACM
16 years 4 months ago
2003
ACM
The integration of data produced and collected across autonomous, heterogeneous web services is an increasingly important and challenging problem. Due to the lack of global identi...
127
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CIKM
2005
Springer
15 years 9 months ago
2005
Springer
Despite the recent advances in search quality, the fast increase in the size of the Web collection has introduced new challenges for Web ranking algorithms. In fact, there are sti...