MySQL服务器登陆故障ERROR 1820 (HY000)的解决方法

故障现场：登陆到Mysql服务器,不管你执行什么命令都报这个错

mysql> show databases;
ERROR 1820 (HY000): You must reset your passWord using ALTER USER statement before executing this statement.
mysql> use test;
ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executing this statement.
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