@jfinal4cyy getCon failed java.sql.SQLException: The server time zone value '?й???????' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more specifc time zone value if you want to utilize time zone support.
主机址、用户名之类的不需要,默认就是连上数据库的