解决mysql“Access denied for user 'root'@'localhost'”
2010-03-18 15:46
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我的系统是RHEL5.4,最近新装好的mysql在进入mysql工具时,总是有错误提示:
# mysql -uroot -p
Enter
password:
ERROR 1045 (28000): Access denied for user
'root'@'localhost' (using password: NO)
使用网上介绍的方法修改root用户的密码:
#
mysqladmin -uroot -p password 'newpassword'
Enter password:
mysqladmin:
connect to server at 'localhost' failed
error: 'Access denied for
user 'root'@'localhost' (using password: YES)'
现在终于被我找到了解决方法,如下(请
先测试方法三,谢谢!):
方法一:
# /etc/init.d/mysql stop
# mysqld_safe
--user=mysql --skip-grant-tables --skip-networking &
# mysql -u
root mysql
mysql> UPDATE user SET Password=PASSWORD('newpassword')
where USER='root';
mysql> FLUSH PRIVILEGES;
mysql> quit
#
/etc/init.d/mysql restart
# mysql -uroot -p
Enter password:
<输入新设的密码newpassword>
mysql>
方法二:
直接使用/etc
/mysql/debian.cnf文件中[client]节提供的用户名和密码:
# mysql -udebian-sys-maint -p
Enter
password: <输入[client]节的密码>
mysql> UPDATE user SET
Password=PASSWORD('newpassword') where USER='root';
mysql> FLUSH
PRIVILEGES;
mysql> quit
# mysql -uroot -p
Enter
password: <输入新设的密码newpassword>
mysql>
方法三:
# mysql
-uroot -p
Enter password:
<输入/etc/mysql/debian.cnf文件中[client]节提供的密码>
至此,困惑多时的问题解决了!
# mysql -uroot -p
Enter
password:
ERROR 1045 (28000): Access denied for user
'root'@'localhost' (using password: NO)
使用网上介绍的方法修改root用户的密码:
#
mysqladmin -uroot -p password 'newpassword'
Enter password:
mysqladmin:
connect to server at 'localhost' failed
error: 'Access denied for
user 'root'@'localhost' (using password: YES)'
现在终于被我找到了解决方法,如下(请
先测试方法三,谢谢!):
方法一:
# /etc/init.d/mysql stop
# mysqld_safe
--user=mysql --skip-grant-tables --skip-networking &
# mysql -u
root mysql
mysql> UPDATE user SET Password=PASSWORD('newpassword')
where USER='root';
mysql> FLUSH PRIVILEGES;
mysql> quit
#
/etc/init.d/mysql restart
# mysql -uroot -p
Enter password:
<输入新设的密码newpassword>
mysql>
方法二:
直接使用/etc
/mysql/debian.cnf文件中[client]节提供的用户名和密码:
# mysql -udebian-sys-maint -p
Enter
password: <输入[client]节的密码>
mysql> UPDATE user SET
Password=PASSWORD('newpassword') where USER='root';
mysql> FLUSH
PRIVILEGES;
mysql> quit
# mysql -uroot -p
Enter
password: <输入新设的密码newpassword>
mysql>
方法三:
# mysql
-uroot -p
Enter password:
<输入/etc/mysql/debian.cnf文件中[client]节提供的密码>
至此,困惑多时的问题解决了!
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