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What is Database Refactoring

Chapter 13

Handbook of Research on Innovations in Database Technologies and Applications: Current and Future Trends

It indicates little changes in the database schema which preserve both the meaning of the data and the behaviors of the applications. These changes improve the quality of the design.

Published in Chapter:

Interrogative Agents for Data Modeling

Vincenzo Deufemia (Università di Salerno, Italy), Giuseppe Polese (Università di Salerno, Italy), and Mario Vacca (Università di Salerno, Italy)

Source Title: Handbook of Research on Innovations in Database Technologies and Applications: Current and Future Trends

DOI: 10.4018/978-1-60566-242-8.ch013

Abstract

The problem of changes in software development is a complex one, and it is almost impossible to avoid it. Indeed, the continuous evolution of the real world causes frequent changes in functional requirements, which entail frequent modifications to the software, yielding a gradual decay of its overall quality. To tackle this problem, two methodologies have been proposed: waterfall methodologies, and incremental/iterative methodologies. The formers try to prevent changes, whereas the second ones consider system development as a step by step process.

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Chapter 12

It indicates little changes in the database schema which preserve both the meaning of the data and the behaviors of the applications. These changes improve the quality of the design.

Published in Chapter: Evolutionary Database: State of the Art and Issues; From: Handbook of Research on Innovations in Database Technologies and Applications: Current and Future Trends

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