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Examine the description of the STUDENTS table:
STD_ID NUMBER(4)
COURSE_ID VARCHARD2(10)
START_DATE DATE
END_DATE DATE
Which two aggregate functions are valid on the START_DATE column?（）

多选题
2022-03-25 16:46
A、SUM(start_date)
B、AVG(start_date)
C、COUNT(start_date)
D、AVG(start_date, end_date)
E、MIN(start_date)
F、MAXIMUM(start_date)
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正确答案
C | E
试题解析
标签： 1Z0-007
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