摘要: DATEDIFF ( datepart , startdate , enddate ) 释义:计算时间差; datepare值:year | quarter | month | week | day | hour | minute | second | millisecond startdate:开 阅读全文
posted @ 2020-03-24 08:33 xl4ng 阅读(943) 评论(0) 推荐(0) 编辑