2020-02-16 标签:mssql,server,2005,数学,函数,整理,绝对值,abs,select,fweight,50,38,t,person,power

MSSQL SERVER 2005 数学函数 1.求绝对值 ABS() select FWeight-50,ABS(FWeight-50),ABS(-5.38) from T_Person 2.求幂 POWER(X,Y) 用来计算X的Y次幂 select FWeight,POWER(FWeight,