Multidimensional models are at the core of data warehouse systems, since they allow decision makers to early define the relevant information and queries that are required to satis...
UML is the de-facto standard language for Object-Oriented analysis and design of information systems. Persistent storage and extraction of data in such systems is supported by dat...
In the last decades several tools and environments defined and introduced languages for querying, navigating sforming abstract syntax trees. These environments were meant to supp...
Giuliano Antoniol, Massimiliano Di Penta, Ettore M...
The OCL (Object Constraint Language) as part of the UML (Unified Modeling Language) is a rich language with different collection kinds (sets, multi-sets, sequences) and a large var...