借助以下 MySQL 查询，我们可以获得下个月的最后一天 -

mysql> SELECT LAST_DAY(now() + INTERVAL 1 MONTH) AS 'LAST DAY OF NEXT
MONTH';
+------------------------+
| LAST DAY OF NEXT MONTH |
+------------------------+
| 2017-11-30             |
+------------------------+
1 row in set (0.00 sec)