'访问被拒绝用户'root'@'localhost'(使用密码:NO)'

Question

我正在尝试设置用户root的密码,但我知道下面的错误,任何想法？

+----------------------------------------------------------------------------------------------------------------------------------------+
| Grants for root@localhost                                                                                                              |
+----------------------------------------------------------------------------------------------------------------------------------------+
| GRANT ALL PRIVILEGES ON *.* TO 'root'@'localhost' IDENTIFIED BY PASSWORD '*436576511F70A4E3B305E1AB8E209851945D8687' WITH GRANT OPTION |
+----------------------------------------------------------------------------------------------------------------------------------------+
1 row in set (0.00 sec)


mysql> exit
Bye
root@tirengarfio:/var/www/rs2# mysqladmin -u root password foo,
mysqladmin: connect to server at 'localhost' failed
error: 'Access denied for user 'root'@'localhost' (using password: NO)'

Answer 1

$ mysqladmin -u root -p password
Enter password: 
New password: 
Confirm new password:

password是按字面输入.这是一个命令.您无需password使用实际密码替换.

Answer 2

# /etc/init.d/mysqld stop

Stopping MySQL: [ OK ]

# mysqld_safe --skip-grant-tables &

[1] 13694

# Starting mysqld daemon with databases from /var/lib/mysql



# mysql -u root

Welcome to the MySQL monitor. Commands end with ; or \g.

Your MySQL connection id is 1

Server version: 5.0.77 Source distribution



Type 'help;' or '\h' for help. Type '\c' to clear the buffer.



mysql>

Answer 3

设置/更改密码:

mysqladmin -u root -p password

登录MySQL控制台:

mysql -u root -p

要退出控制台:

.\q