问题：

Exception in thread “main” java.sql.SQLNonTransientConnectionException: Public Key Retrieval is not allowed

 

解决：

jdbcurl 增加 allowPublicKeyRetrieval=true

 

 

参考：

https://stackoverflow.com/questions/50379839/connnection-java-mysql-public-key-retrieval-is-not-allowed

https://blog.csdn.net/ZiJinG111/article/details/81022861