Why is ETL process testing essential in data warehousing?
- To ensure data accuracy and reliability
- To optimize data extraction speed
- To reduce hardware costs
- To streamline data visualization
ETL process testing is essential in data warehousing to ensure data accuracy and reliability. By testing the extraction, transformation, and loading phases, organizations can verify that data is correctly processed and transformed according to business requirements. This ensures that the data stored in the data warehouse is trustworthy and can be relied upon for decision-making and analytics.
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