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  • E (Extract): This step of the application downloads and extract daily files from the FTP;
  • T (Transformation): This step of the application transforms the data following the relational model above;
  • L (Load): This step is responsible for loading the transformed data into Impala.

  • The cronjob responsible for update the data warehouse everyday is running once a day in the machine 134.79.129.194.

    • Image Added
  • The code of the application responsible for running the ETL is in: /home/workspace_eclipse/PingERETL

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