What does the metric 'data transformation error rate' indicate in ETL testing?

  • Number of data transformation errors found
  • Percentage of data successfully transformed
  • Ratio of transformed data to total data
  • Time taken to transform data
The 'data transformation error rate' metric in ETL testing indicates the number of data transformation errors found during the testing process. It reflects the accuracy and reliability of the data transformation phase and helps identify areas requiring improvement.
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