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 Evaluation of Two Approaches to Exploiting Real-World Knowledge by Intelligent Database Design Tools
Recent years have seen the development of a number of expert system type tools whose primary objective is to...
Metrics for Evaluating the Quality of Entity Relationship Models
This paper defines a comprehensive set of metrics for evaluating the quality of Entity Relationship models. This is an...
A Transformational Approach to Correct Schema Refinements
This paper extends a database schema transformation language, called Schema Refinement Language, with a composition operator and a rule...
The Guidelines of Modeling – An Approach to Enhance the Quality in Information Models
Although the necessity of building models seems obvious, it is astonishing that only few works deal with the fundamental...
Improving the Quality of Entity Relationship Models—Experience in Research and Practice
This paper is an extension of previous research which developed a framework for evaluating and improving the quality of...
The Troll Approach to Conceptual Modelling: Syntax, Semantics, and Tools
In this paper, we present the use of Troll for the conceptual modelling of distributed information systems. Troll offers...
Process Failure in a Rapidly Changing High-Tech Organisation: A System Dynamics View
IS is still suffering from high rates of failure and dissatisfaction by users with the delivered product. Respondents to...
