Conceptual queries using ConQuer-II
Formulating non-trivial queries in relational languages such as SQL and QBE can prove daunting to end users. ConQuer is...
Reengineering Conventional Data and Process Models with Business Object Models: A Case Study Based...
Today, the business logic of complex business applications is typically documented by separate data and process models. This documentation...
Transaction-based specification of database evolution
We present a two-layer language for the specification of database evolution in terms of transaction-based, dynamic integrity constraints. The...
An Active Conceptual Model for Fixed Income Securities Analysis for Multiple Financial Institutions
The practical implementation and use of a mediator for fixed income securities analysis demonstrated the potential for extending the...
Well-behaving rule systems for entity-relationship and object oriented models
Integrity Maintenance is considered one of the major application fields of rule triggering systems (RTSs). In the case of...
An Entomological Collections Database Model for INPA
The National Institute for Amazon Research, INPA, has more than 40 years tradition in studying the Amazon, the biggest...
Behavior consistent refinement of object life cycles
This paper examines the inheritance of object life cycles that are specified by behavior diagrams. A behavior diagram of...
A Global Object Model for Accommodating Instance Heterogeneities
To completely address database integration problems in the context of multidatabase and data warehousing systems, one has to...
On Formalizing the UML Object Constraint Language OCL
We present a formal semantics for the Object Constraint Language (OCL) which is part of the Unified Modeling Language...
Derived Horizontal Class Partitioning in OODBs: Design Strategies, Analytical Model, and Evaluation
Object oriented database systems (OODBSs) have been used for advanced applications that require not only additional data modeling capabilities,...
