BEDAWA - A Tool for Generating Sample Data for Data Warehouses

  • Authors:
  • Thanh N. Huynh;Binh T. Nguyen;Josef Schiefer;A. Min Tjoa

  • Affiliations:
  • -;-;-;-

  • Venue:
  • DaWaK 2000 Proceedings of the Second International Conference on Data Warehousing and Knowledge Discovery
  • Year:
  • 2000

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Abstract

The generation of representative sample data for data werehouses for benchmarking, testing and presentation purposes is a challenging complex task. Difficulties often arise in producing familiar, complete and consistent sample data of any scale. Producing sample data manually often causes problems, which can be avoided by an automatic generation tool producing consistent and statistical plausible data. The data generated by the tool is based on the linear statistical model of a hierarchical n-way classification with fixed effects. We present and approach for a flexible generation fo "real world" sample data using the BEDAWA (BEnchmarks for DAta WArehouses) tool.