ETL Testing


ETL Testing:

 
1. Understand the data to be used for reporting

2. Review the Data Model

3. Source to target mapping

4. Data checks on source data

5. Packages and schema validation

6. Data verification in the target system

7. Verification of data transformation calculations and aggregation rules

8. Sample data comparison between the source and the target system

9. Data integrity and quality checks in the target system

10. Performance testing on data

 

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