Towards the Reverse Engineering of Denormalized Relational Databases

  title={Towards the Reverse Engineering of Denormalized Relational Databases},
  author={Jean-Marc Petit and Farouk Toumani and Jean-François Boulicaut and Jacques Kouloumdjian},
This paper describes a method to cope with denormalized relational schemas in a database reverse engineering process. We propose two main steps to irnprove the understanding of data semantics. Firstly we extract inclusion dependencies by analyzing the equijoin queries embedded in application progranis and hy querying the database extension. Secondly we show how to discover only functional dependencies uhicli inthe database extension, the application programs, but especially expert users… CONTINUE READING
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