oracle百分比计算

CASE
WHEN V.GET_NUM /V.EFFECTIVE_NUM is null THEN ''
WHEN V.GET_NUM /V.EFFECTIVE_NUM is not null THEN TO_CHAR ( NVL(ROUND
(V.GET_NUM /V.EFFECTIVE_NUM, 4) * 100,0),'fm9999999990.00') || '%'
ELSE '' END as THTJ_PROBABILITY

=======================================================

TO_CHAR ( NVL(ROUND
(V.GET_NUM /V.EFFECTIVE_NUM, 4) * 100,0),'fm9999999990.00')这句话防止0.0的时候不显示第一个0,只显示“点0”(.0),加上这句话就会显示0.0了。

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转载自www.cnblogs.com/konglxblog/p/10011946.html