Copyright © 2003 Elsevier Science B.V. All rights reserved.
A knowledge management scheme for meta-data: an information structure graph
Available online 6 March 2003.
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Abstract
For an effective management of data, we need various kinds of meta-data. This article proposes a scheme—an information structure graph (ISG)—to represent meta-data that are not managed as a database schema. An ISG is a directed graph, where nodes represent data objects. It is built on a database schema and extends it to include data creation structures. For each data object in a database schema, an ISG shows its input data objects and a data creation type. An ISG is an abstraction of a data creation structure and may be applied to enhance our understanding of data.
Author Keywords: Author Keywords: Data management; Meta-data; Data creation structure
Article Outline
- 1. Introduction
- 2. A description of data creation structures
- 3. A formalization of data creation structures
- 3.1. A conceptualization of data creation meta-data
- 3.2. A formal description of information structure graph
- 4. Applications of information structure graphs
- 4.1. Quality control of database operations
- 4.1.1. Quality control of intra-database operations
- 4.1.2. Quality control of inter-database operations
- 4.2. Testing semantic homogeneity of data objects
- 5. Conclusions
- Acknowledgements
- References
- Vitae







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