_________ is a SQL function commonly used for aggregating data during database testing.
- AVG
- COUNT
- GROUP BY
- JOIN
GROUP BY is a SQL function commonly used for aggregating data during database testing. The GROUP BY clause is used with aggregate functions like COUNT, SUM, AVG, etc., to group the result set based on one or more columns. This allows testers to perform calculations on subsets of data, providing insights into the data's distribution and relationships during database testing.
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