The practice of regularly verifying the accuracy, consistency, and reliability of data in a data warehouse is known as _______.
- Data Cleansing
- Data Extraction
- Data Ingestion
- Data Validation
Data validation in a data warehouse refers to the process of regularly checking and ensuring the accuracy, consistency, and reliability of the data stored in the warehouse. It involves validating data as it's loaded into the data warehouse to maintain data quality.
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