We introduce a language and system that supports definition and composition of complex run-time security policies for Java applications. Our policies are comprised of two sorts o...
In this paper, we propose a schema version model which allows to restructure complex object hierarchy in object-oriented databases. This model extends a schema version model, call...
Separation Logic, Ambient Logic and Context Logic are based on a similar style of reasoning about structured data. They each consist of a structural (separating) composition for r...
This paper describes a framework to support the implementation of web-based systems to manipulate data stored in relational databases. Since the conceptual model of a relational da...
The skyline operator was first proposed in 2001 for retrieving interesting tuples from a dataset. Since then, 100+ skyline-related papers have been published; however, we discove...