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What are the roles and responsibilities of an ETL tester?

Answer»

SINCE ETL testing is so important, ETL testers are in great demand. ETL testers validate data sources, extract data, apply transformation logic, and LOAD data into target tables. The following are key responsibilities of an ETL TESTER: 

  • In-depth KNOWLEDGE of ETL tools and processes.
  • Performs thorough testing of the ETL software.
  • Check the data warehouse test component.
  • Perform the backend data-driven test.
  • Design and execute test cases, test PLANS, test harnesses, etc.
  • Identifies problems and suggests the best solutions.
  • Review and approve the requirements and design specifications.
  • Writing SQL queries for testing scenarios.
  • Various types of tests should be carried out, including primary keys, defaults, and checks of other ETL-related functionality.
  • Conducts regular quality checks.


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