happyhippy

这个世界的问题在于聪明人充满疑惑,而傻子们坚信不疑。--罗素
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摘要: 先看一个例子: 1: DECLARE @Value float 2: SET @Value = 12.1785 3: SELECT '12.1785' as ValueToRound, ROUND(@Value,3) as RoundedValue 4: SET @Value = 12.1745 5: SELECT '12.1745' as ValueToRound,ROUND(@Value,3)...阅读全文
posted @ 2011-06-04 08:04 Silent Void 阅读(1016) 评论(0) 编辑