Linux下myqsl 报错Access denied for user 'root'@'localhost' (using password: NO)解决

service mysqld 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

service mysqld start
mysql -uroot -p

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转载自blog.csdn.net/paulfrank_zhang/article/details/80328780