MySQL 错误代码:2003
idea项目一启动就报错:20:01:13,047ERRORDruidDataSource:1846-createconnectionerrorcom.mysql.jdbc.exceptions.jdbc4.CommunicationsException:Communicationslinkfail...
idea项目一启动就报错:20:01:13,047ERRORDruidDataSource:1846-createconnectionerrorcom.mysql.jdbc.exceptions.jdbc4.CommunicationsException:Communicationslinkfail...