E-ETL: Framework for Managing Evolving ETL Workflows

@inproceedings{Wojciechowski2013EETLFF,
  title={E-ETL: Framework for Managing Evolving ETL Workflows},
  author={Artur Wojciechowski},
  year={2013}
}
Data warehouses integrate external data sources (EDSs), which very often change their data structures (schemas). In many cases, such changes cause an erroneous execution of an already deployed ETL workflow. Structural changes of EDSs are frequent, therefore an automatic reparation of an ETL workflow, after such changes, is of a high importance. This paper presents a framework, called E-ETL, for handling the evolution of an ETL layer. Detection of changes in EDSs causes a reparation of the… CONTINUE READING
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