IDEA报Could not get JDBC Connection; nested exception is java.sql.SQLException: The server time zone value '�й���׼ʱ��' is unrecognized or represents more than one time zone.

在url中添加：

...?useUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=UTC&rewriteBatchedStatements=true

感谢：https://blog.csdn.net/qq892628217/article/details/89715969