DWH Simplified

DWH principles
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Related Documents
  ã  Source Data Component ã Production data ã Internal data ã  Archive data ã External data ã  Data staging component ã Extraction ã Transformation ã Cleaning ã standardization ã Loading ã  Data storage component ã  Information delivery component ã  Metadata component ã  Management and control component Overview of the Components  Architectural Framework  Data Acquisition You are the data analyst on the project team building a DW for an insurance company. List the possible data sources from which you will bring data into DW  Production data: data from various operational systems  External data: for finding trends and comparisons against other organizations.  Internal data: private confidential data important to an organization   Archived data: for getting some historical information


Jul 23, 2017


Jul 23, 2017
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