返回大于等于N的最小整数值SELECT CEIL(N) FROM DUALceil(4.5) = 5 ceil(4.1) = 5
求比某个数大的最小整数e.g.select ceil(comm),comm from myemp where ename='MORFLAME'; 结果是CEIL(COMM) COMM 556 555.55
向上取整
aw3265
