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...
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...
: 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...
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...
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 ...