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» Schema Based XML Security: RBAC Approach
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WWW
2005
ACM
14 years 1 months ago
X-warehouse: building query pattern-driven data
In this paper, we propose an approach to materialize XML data warehouses based on the frequent query patterns discovered from historical queries issued by users. The schemas of in...
Ji Zhang, Wei Wang, Han Liu, Sheng Zhang
SYRCODIS
2007
72views Database» more  SYRCODIS 2007»
13 years 8 months ago
An XML-to-Relational User-Driven Mapping Strategy Based on Similarity and Adaptivity
As XML has become a standard for data representation, it is inevitable to propose and implement techniques for efficient managing of XML data. A natural alternative is to exploit...
Irena Mlynkova
BTW
2005
Springer
177views Database» more  BTW 2005»
14 years 1 months ago
Adaptive XML Access Control Based on Query Nesting, Modification and Simplification
: Access control is an important aspect in guaranteeing data privacy within XML data sources which are accessed by users with different access rights. The goal of predicative acces...
Stefan Böttcher, Rita Steinmetz
PLANX
2008
13 years 9 months ago
Linear Time Membership for a Class of XML Types with Interleaving and Counting
Regular Expressions (REs) form the basis of most XML type languages, such as DTDs, XML Schema types, and XDuce types (Thompson et al. 2004; Hosoya and Pierce 2003). In this contex...
Giorgio Ghelli, Dario Colazzo, Carlo Sartiani
SAC
2008
ACM
13 years 7 months ago
A cost-driven approach to role engineering
In recent years role-based access control (RBAC) has been spreading within organizations. However, companies still have considerable difficulty migrating to this model, due to the...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...