ERROR 1045 (28000): Access denied for user ' root ' @ ' localhost ' (using Password:no)




ERROR 1045 (28000): Access denied for user ' root ' @ ' localhost ' (using Password:no)




#1.停止mysql数据库

/etc/init .d /mysqld stop  #2.执行如下命令 mysqld_safe --user=mysql --skip-grant-tables --skip-networking &  #3.使用root登录mysql数据库 mysql -u root mysql  #4.更新root密码 mysql> UPDATE user SET Password=PASSWORD( ‘newpassword‘ ) where USER= ‘root‘ ; #5.刷新权限  mysql> FLUSH PRIVILEGES;  #6.退出mysql mysql> quit  #7.重启mysql /etc/init .d /mysqld restart  #8.使用root用户重新登录mysql mysql -uroot -p  Enter password: <输入新设的密码newpassword>ERROR 2002 (HY000): Can ' t connect to local MySQL server through socket '/tmp/mysql.sock ' (2)

The following error occurred while entering mysql-u root login to MySQL:

ERROR 2002 (HY000): Can ' t connect to local MySQL server through socket '/tmp/mysql.sock ' (2)

This problem occurs because the Mysql.sock file is not generated and the file is not generated because the permissions of the/usr/local/mysql directory are incorrect:

Chown-r Mysql:mysql/usr/local/mysql can be solved

This article is from the "Blossom as ever" blog, please be sure to keep this source http://sunrisenan.blog.51cto.com/10217407/1884419

ERROR 1045 (28000): Access denied for user ' root ' @ ' localhost ' (using Password:no)