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DOLAP
2004
ACM
15 years 3 months ago
2004
ACM
During the few last years, several approaches have been proposed to model different aspects of a Data Warehouse (DW), such as the conceptual model of the DW, the design of the ET...
CCS
2007
ACM
15 years 3 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
JODL
2008
14 years 9 months ago
2008
DelosDLMS is a prototype of a next-generation Digital Library (DL) management system. It is the result of integrating various specialized DL services provided by partners of the D...
KDD
2006
ACM
15 years 10 months ago
2006
ACM
KDD is a complex and demanding task. While a large number of methods has been established for numerous problems, many challenges remain to be solved. New tasks emerge requiring th...
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SACMAT
2009
ACM
15 years 4 months ago
2009
ACM
In this paper, we present a mandatory access control system that uses input from multiple stakeholders to compose policies based on runtime information. In the emerging ubiquitous...