Inferring Aggregation Hierarchies for Integration of Data Marts

@inproceedings{Riazati2010InferringAH,
  title={Inferring Aggregation Hierarchies for Integration of Data Marts},
  author={Dariush Riazati and James A. Thom and Xiuzhen Zhang},
  booktitle={DEXA},
  year={2010}
}
The problem of integrating heterogeneous data marts is an important problem in building enterprise data warehouses. Specially identifying compatible dimensions is crucial to successful integration. Existing notions of dimension compatibility rely on given and exact dimension hierarchy information being available. In this paper, we propose to infer aggregation hierarchies for dimensions from a database instance and use these inferred aggregation hierarchies for integration of data marts. We… CONTINUE READING
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