在Oracle中,执行下面的语句:SELECTceil(-97.342),floor(-97.342),-123.01-124round(-97.342),trunc(-97.342)FROMdual;哪个函数的返回值不等于-97() A.ceilB.floorC.roundD.trunc
在Oracle中,执行下面的语句:SELECTceil(-97.342),floor(-97.342),-123.01-124round(-97.342),trunc(-97.342)FROMdual;哪个函数的返回值不等于-97()
A.ceil
B.floor
C.round
D.trunc
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