Go丨语言对数据库操作报错 panic: dial tcp 127.0.0.1:3306: connectex: No connection could be made because the target machine actively refused it.

panic: dial tcp 127.0.0.1:3306: connectex: No connection could be made because the target machine actively refused it.

以上报的错是拒绝访问 ，所以开启服务就ok了！