How does using a data profiling tool benefit ETL testing?
- Debugging ETL processes
- Generating test cases
- Identifying data inconsistencies
- Monitoring server performance
Data profiling tools help in identifying data inconsistencies within the source data, which is crucial for ensuring data quality and accuracy in the ETL process. By analyzing data patterns, anomalies, and distributions, testers can better understand the data and design effective testing strategies.
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