SQL_日期操作

原創 曹小何 2020-06-16 15:24

SQL日期操作
1. 日期加減天數量
date_sub(‘2016-2-2’, interval -1 day)：在時間上減少一天，同樣後面單位可以跟年月日。
2. 不同日期格式比較
(TO_DAYS(targer_patient_2.mv_time) -1)
在這裏插入圖片描述

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