怎么解决MySQL忘记root密码

如何解决MySQL忘记root密码

要修改MySQL的root密码,有两个先决条件:?

  • 有修改MySQL配置文件的权限
  • 有重启MySQL服务的权限

先修改配置文件:?

引用


# vim /etc/my.cnf?

[mysqld]?

datadir=/var/lib/mysql?

socket=/var/lib/mysql/mysql.sock?

user=mysql?

# Default to using old password format for compatibility with mysql 3.x?

# clients (those using the mysqlclient10 compatibility package).?

old_passwords=1?

# Disabling symbolic-links is recommended to prevent assorted security risks;?

# to do so, uncomment this line:?

# symbolic-links=0?

[mysqld_safe]?

log-error=/var/log/mysqld.log?

pid-file=/var/run/mysqld/mysqld.pid

[mysqld]下增加skip-grant-tables,即跳过权限验证。?

然后登录MySQL,修改root密码:?

引用

mysql> use mysql;?

Reading table information for completion of table and column names?

You can turn off this feature to get a quicker startup with -A?

Database changed?

mysql> update user SET Password = password(‘<Your Password>’) where user=’root’;?

Query OK, 3 rows affected (0.00 sec)?

Rows matched: 3? Changed: 3? Warnings: 0?

mysql> flush privileges ;?

Query OK, 0 rows affected (0.00 sec)?

mysql> quit?

Bye?

然后把刚才修改的配置文件再改回来,最后重启服务:?

引用


# service mysqld restart?

停止 MySQL:?????????????????????????????????????????????? [确定]?

启动 MySQL:?????????????????????????????????????????????? [确定]?

呵呵,解决Mysql忘记密码就这么简单。
PS:更果断的办法:?

引用


关闭mysqld?

命令行执行 mysqld –skip-grant-tables & 无密码登陆!?

?

怎么解决MySQL忘记root密码

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