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

Publications

An approach to maintaining optimized relational representations of entity-relationship schemas

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This paper presents a redesign method for maintaining optimized relational representations of entity-relationship schemas. This method is based on...

Transforming conceptual models to object-oriented database designs: Practicalities, properties, and peculiarities

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More work is needed on devising practical, but theoretically well-founded procedures for doing object-oriented database (OODB) design. Besides being...

Representing partial spatial information in databases

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In this paper we present a spatial data model which facilitates the representation of and reasoning with various forms...

Process knowledge modeling

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Knowledge is connected to a subject (a theory, a lesson) but Process Knowledge is connected to an object and...

The conceptual database design optimizer CoDO — Concepts, implementation, application

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Traditional database design does not consider operational behavior in detail. In this way, tuning is a frequent requirement after...

ConQuer: A conceptual query language

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Relational query languages such as SQL and QBE are less than ideal for end user queries since they require...

Using structural recursion as query mechanism for data models with references

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Despite the fact that nearly all important data models include a concept for (explicit) references or referencial integrity, a...

A modular design strategy for a flexible graphical database design environment: An experimental study

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This paper informally introduces a modular design strategy embedded in our graphical database design environment underlying graph grammar formalism...

A generative approach to database federation

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This paper introduces a comprehensive, specification-based approach to database federation, supporting an integrated ODMG-93 conforming access to object-oriented and...

Graph based modeling and implementation with EER/GRAL

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This paper gives a cohesive approach to modeling and implementation with graphs. This approach uses extended entity relationship (EER)...