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101
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INFOSCALE
2007
ACM
15 years 19 days ago
2007
ACM
A flexible mandatory access control policy (MAC) for XML databases is presented in this paper. The label type and label access policy can be defined according to the requirements ...
CCS
2008
ACM
15 years 1 months ago
2008
ACM
Reflective Database Access Control (RDBAC) is a model in which a database privilege is expressed as a database query itself, rather than as a static privilege contained in an acce...
DEXA
2004
Springer
15 years 4 months ago
2004
Springer
Much work has been done on characterizing the workload of a database system. Previous studies focused on providing different types of statistical summaries, and modeling the run-ti...
SACMAT
2004
ACM
15 years 4 months ago
2004
ACM
In order to provide a general access control methodology for parts of XML documents, we propose combining rolebased access control as found in the Role Graph Model, with a methodo...
102
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NGC
2000
Springer
14 years 11 months ago
2000
Springer
With the increasing popularity of the WWW, the main challenge in computer science has become content-based retrieval of multimedia objects. Access to multimedia objects in database...