mysql 时间段差_MySQL-计算两个日期时间之间的净时间差，同时排除休息时间？
In a MySQL query I am using the timediff/time_to_sec functions to calculate the total minutes between two date-times.For example:2010-03-23 10:00:00-2010-03-23 08:00:00= 120 minutesWhat I would like t...
