ct The backbone of the XML data model, namely ordered, unranked trees, is inherently recursive and it is natural to equip the associated languages with constructs that can query su...
: Narrowing the wide conceptual gap between problem and implementation domains is considered a significant factor within software engineering. Currently, such a relation is often o...
One of the key roles of any information system is to enforce the business rules and policies set by the owning organisation. As for any important functionality, it is necessary to...
The design of the POSTGRES data model is described. The data model is a relational model that has been extended with abstract data types including user-defined operators and proce...
Model management aims at reducing the amount of programming needed for the development of metadata-intensive applications. We present a first complete prototype of a generic model...