单选题You need to calculate the total of all salaries in the accounting department. Which group function should you use?（）AMAXBMINCSUMDCOUNTETOTALFLARGEST
单选题
You need to calculate the total of all salaries in the accounting department. Which group function should you use?（）
A
MAX
B
MIN
C
SUM
D
COUNT
E
TOTAL
F
LARGEST
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解析：
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