WorkDaymysql.sql

MySQL计算两日期之间的工作日: SELECT 5 * (DATEDIFF('2017-01-31','2017-01-01') DIV 7) + MID('0123444401233334012222340111123400012345001234550', 7 * WEEKDAY('2017-01-01') + WEEKDAY('2017-01-31') + 1, 1)+1 workingDays FROM DUAL; 希望可以有所帮助。