The Object Constraint Language OCL is a textual specification language that could be used for constraining the modelling elements that occur in UML diagrams. Typical constraints i...
Abstract. We investigate the computational complexity of reasoning over various fragments of the Extended Entity-Relationship (EER) language, which includes a number of constructs:...
Alessandro Artale, Diego Calvanese, Roman Kontchak...
Abstract. Model Transformations can be used to bridge the gap between design and analysis technical spaces by creating tools that allow a model produced by a designer to be transfo...
Seyyed M. A. Shah, Kyriakos Anastasakis, Behzad Bo...
Abstract. The Object Constraint Language OCL offers a formal notation for constraining the modelling elements occurring in UML diagrams. In this paper we apply OCL for developing ...
Many of today’s software applications require a high-level of security, defined by a detailed policy and attained via mechanisms such as role-based access control (RBAC), mandat...
Jaime A. Pavlich-Mariscal, Laurent Michel, Steven ...