What is the architecture of datawarehousing?

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Binu

  • Oct 25th, 2006
 

               A Data Warehouse Architecture (DWA) is a way of representing the overall structure of data, communication, processing and presentation that exists for end-user computing within the enterprise. The architecture is made up of a number of interconnected parts:

  • Operational Database / External Database Layer
  • Information Access Layer
  • Data Access Layer
  • Data Directory (Metadata) Layer
  • Process Management Layer
  • Application Messaging Layer
  • Data Warehouse Layer
Data Staging Layer

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