A company faces challenges with data accuracy and reliability. How should data quality tools be implemented to address these issues?

  • Apply data quality tools only after data is loaded
  • Embed data quality checks throughout the ETL process
  • Implement data quality tools at the extraction phase
  • Integrate data quality tools at the loading phase
Data quality tools should be embedded throughout the ETL process, ensuring accuracy and reliability from extraction to loading. This approach helps in identifying and addressing issues at every stage of the data flow.
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