com.mysql.jdbc.exceptions.MySQLSyntaxErrorException:
You have an error in your SQL syntax; check the manual that corresponds to your
MySQL server version for the right syntax to use near 'explain,vip_time' at line 1] with root cause

遇到这个问题一般有

1、关键字 比如我这个explain就是关键字

2、出现了不该出现的字符

3、缺少字符