In which stage of extraction, transformation, and load (ETL) into a data warehouse are anomalies detected and corrected?

In which stage of extraction, transformation, and load (ETL) into a data warehouse are anomalies detected and corrected?

In which stage of extraction, transformation, and load (ETL) into a data warehouse are anomalies detected and corrected?




A) transformation
B) extraction
C) load
D) cleanse


Answer: D


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