ing and Refining Authorization in SQL Arnon Rosenthal, Edward Sciore1 The SQL standard specifies authorization via a large set of rather opaque rules, which are difficult to unders...
Object-based programming is becoming more and more popular and is currently conquering the world of distributed programming models. In object-based systems access control is often...
The previous literature of privacy preserving data publication has focused on performing "one-time" releases. Specifically, none of the existing solutions supports re-pu...
Recent smartphones incorporate embedded GPS devices that enable users to obtain geographic information about their surroundings by providing a location-based service (LBS) with the...
Francisco Santos, Mathias Humbert, Reza Shokri, Je...
We explore the implications of supporting bags (i.e. multisets) in a data model and associated query language, and present some formal results concerned with the algebraic propert...