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Metadata to support data warehouse evolution

Research output: Chapter in Book/Report/Conference proceedingConference paperResearchpeer-review

5 Citations (Scopus)

Abstract

The focus of this chapter is metadata necessary to support data warehouse evolution. We present the data warehouse framework that is able to track evolution process and adapt data warehouse schemata and data extraction, transformation, and loading (ETL) processes. We discuss the significant part of the framework, the metadata repository that stores information about the data warehouse, logical and physical schemata and their versions. We propose the physical implementation of multiversion data warehouse in a relational DBMS. For each modification of a data warehouse schema, we outline the changes that need to be made to the repository metadata and in the database.

Original languageEnglish
Title of host publicationInformation Systems Development
Subtitle of host publicationTowards a Service Provision Society
Pages627-635
Number of pages9
DOIs
Publication statusPublished - 2009
Event17th International Conference on Information Systems Development, ISD 2008 - Paphos, Cyprus
Duration: 25 Aug 200827 Aug 2008

Publication series

NameInformation Systems Development: Towards a Service Provision Society

Conference

Conference17th International Conference on Information Systems Development, ISD 2008
Country/TerritoryCyprus
CityPaphos
Period25/08/0827/08/08

Keywords

  • Changes
  • Data warehouse
  • Metadata
  • Repository
  • Schema evolution

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