
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) 登录后复制 |