This paper presents a first step towards a security model that defines access control for logical document structures. el benefits from roles to abstract from users and from secur...
The emerging paradigms of service oriented architectures and utility-based computing have the potential to greatly reduce the cost of data management. Data management service prov...
—We consider the problem of efficiently managing massive data in a large-scale distributed environment. We consider data strings of size in the order of Terabytes, shared and ac...
This paper describes ProSQL, a novel prototyping tool to support the development of extensions to SQL. ProSQL provides a simple way to prototype the features of a proposed extensio...
eChronicle applications are inherently event-centric, enabling users to find and explore important events in an application domain and providing unified access to any media that...