借助以下MySQL查询,我们可以获得上个月的最后一天-
mysql> SELECT LAST_DAY(now() - INTERVAL 1 MONTH) AS 'LAST DAY OF PREVIOUS MONTH'; +----------------------------+ | LAST DAY OF PREVIOUS MONTH | +----------------------------+ | 2017-09-30 | +----------------------------+ 1 row in set (0.00 sec)