736 search results - page 109 / 148 » A Flexible Database Authorization System |
SEMWEB
2001
Springer
15 years 4 months ago
2001
Springer
The Semantic Web is still a web, a collection of linked nodes. Navigation of links is currently, and will remain for humans if not machines, a key mechanism for exploring the spac...
100
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CSCWD
2001
Springer
15 years 4 months ago
2001
Springer
The authors have developed a new approach to database interoperability using the sketch data model. That technique has now been used in a number of applications, but an important ...
116
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EDBT
2011
ACM
14 years 3 months ago
2011
ACM
A question that database administrators (DBAs) routinely need to answer is how long a batch query workload will take to complete. This question arises, for example, while planning...
SIGMOD
1995
ACM
15 years 3 months ago
1995
ACM
In a digital library system, documents are available in digital form and therefore are more easily copied and their copyrights are more easily violated. This is a very serious pro...
SACMAT
2005
ACM
15 years 5 months ago
2005
ACM
We investigate a generalization of the notion of XML security view introduced by Stoica and Farkas [17] and later refined by Fan et al. [8]. The model consists of access control ...