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是否有可能在MySql之前和之后在同一语句中执行,我的数据变得太大,我只想显示日期为3个月前和3个月后的数据“跟进”。这是日期时间。这是我的发言..之前和之后在mySql
select * from valuations
where Consultant = '$user'
and FollowedUp = 0 Order by FollowUp desc";
是否有可能在MySql之前和之后在同一语句中执行,我的数据变得太大,我只想显示日期为3个月前和3个月后的数据“跟进”。这是日期时间。这是我的发言..之前和之后在mySql
select * from valuations
where Consultant = '$user'
and FollowedUp = 0 Order by FollowUp desc";
使用此代码
select * from valuations
where Consultant = '$user'
AND FollowUp >= NOW() - INTERVAL 3 MONTH
AND FollowUp <= NOW() + INTERVAL 3 MONTH
and FollowedUp = 0 Order by FollowUp desc";
您是否尝试过任何的日期/时间的功能呢? http://dev.mysql.com/doc/refman/5.7/en/date-and-time-functions.html – Bert
你可以通过尝试日期时间差异 –