Which SQL testing technique is used to verify the data retrieved by SQL queries?
- Data assertion
- Data comparison
- Data validation
- Data verification
Data comparison is a SQL testing technique used to verify the data retrieved by SQL queries. It involves comparing the output data obtained from executing a query with the expected data, usually specified in advance. This comparison helps identify any discrepancies or inconsistencies between the retrieved data and the expected results, facilitating the detection of errors or inaccuracies in the query execution.
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