planning - designing - developing IT
Special Interest Group on Systems Analysis and Design

ER - Intl Conf on Conceptual Modeling

An Evaluation of Two Approaches to Exploiting Real-World Knowledge by Intelligent Database Design Tools

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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

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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

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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

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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

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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

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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

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IS is still suffering from high rates of failure and dissatisfaction by users with the delivered product. Respondents to...

ROL2: A Real Deductive Object-Oriented Database Language

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ROL is a strongly typed deductive object-oriented database language. It integrates many important features of deductive databases and object-oriented...

Multiobjects to Ease Schema Evolution in an OODBMS

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The multiobject mechanism is a pertinent way to implement specialization in an object database and differs from the classical...

Integrated Approach for Modelling of Semantic and Pragmatic Dependencies of Information Systems

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Traditional semantic models are based on entity notations provided by several links. Links are established to capture semantic detail...