DATEDIFF() 函数可以返回两个日期之间的天数。
如下:
SELECT DATEDIFF(\'2015-06-29\',\'2015-06-12\') AS DiffDate
结果得17
SELECT DATEDIFF(\'2015-06-12\',\'2015-06-29\') AS DiffDate
结果得-17
DATEDIFF() 函数可以返回两个日期之间的天数。
如下:
SELECT DATEDIFF(\'2015-06-29\',\'2015-06-12\') AS DiffDate
结果得17
SELECT DATEDIFF(\'2015-06-12\',\'2015-06-29\') AS DiffDate
结果得-17
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