java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)
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今天在阿里云上部署项目的时候遇到报错。然后发现是不小心设置了禁止本地localhost登录。
可以先按连接
http://blog.csdn.net/jeff06143132/article/details/38300061
中的教程重新进入mysql命令行,然后按下面步骤重新设置权限
use mysql #打开mysql数据库
#将host设置为localhost表示只能本地连接mysql
update user set host='localhost' where user='root';
flush privileges; #刷新权限表,使配置生效
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