Which aggregate function calculates the sum of values in a numeric column?
Options
- A. COUNT()
- B. AVG()
- C. SUM()
- D. More than one of the above
- E. None of the above
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
C. SUM()
Detailed Explanation
- SUM(): Calculates the total of numeric values in a column or expression.
- NULL values are ignored.
- Example: SELECT SUM(salary) FROM employees;