at com.mysql.jdbc.Connection.createNewIO(Connection.java:2820) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java<init>(Unknown Source)
=”用户名“userCredCol=”密码“userRoleTable="user_roles”roleNameCol="rolename"/>“/>
当我尝试运行Tomcat并尝试运行“Manager(MysqlIO.java:919) at com.mysql.jdbc.MysqlIO。com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1284) at com.mysql.<