单选题在Oracle中发出的下列查询:select months_between(‘15-MAR-83’,‘15-MAR-97’)form dual;返回的结果是()。A14B-14C168D-168

单选题
在Oracle中发出的下列查询:select months_between(‘15-MAR-83’,‘15-MAR-97’)form dual;返回的结果是()。
A

14

B

-14

C

168

D

-168


参考解析

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