1 描述
在rhel7.2 x64 server上,以yum方式安装完mysql 5.7.17后。
我们提供的服务有:成都网站设计、成都网站建设、微信公众号开发、网站优化、网站认证、永安ssl等。为上1000+企事业单位解决了网站和推广的问题。提供周到的售前咨询和贴心的售后服务,是有科学管理、有技术的永安网站制作公司执行mysql -u root -p命令,此时并不知道root密码是什么。
[root@localhost bin]# mysql -u root -p
Enter password:
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
2 详细步骤操作
Mysql 安装完成后临时密码存于 /var/log/mysqld.log文件中。获取自动生成的临时密码
[root@localhost bin]# grep "password" /var/log/mysqld.log
2016-12-26T05:36:59.714175Z 1 [Note] A temporary password is generated for root@localhost: tw=gB-DvY4CI
跳过root临时密码登录数据库修改密码
1. Stop mysql:systemctl stop mysqld
2. Set the mySQL environment option
systemctl set-environment MYSQLD_OPTS="--skip-grant-tables"
3. Start mysql usig the options you just set
systemctl start mysqld
4. Login as root
mysql -u root
5. Update the root user password with these mysql commands
mysql> UPDATE mysql.user SET authentication_string = PASSWORD('MyNewPassword') WHERE User = 'root' AND Host = 'localhost';
mysql> FLUSH PRIVILEGES;
mysql> quit
6. Stop mysql
systemctl stop mysqld
7. Unset the mySQL envitroment option so it starts normally next time
systemctl unset-environment MYSQLD_OPTS
8. Start mysql normally:
systemctl start mysqld
9. Try to login using your new password:
mysql -u root -p
3 资料参考引用
mysql 5.7 mysqld_safe command not found
http://www.th7.cn/db/mysql/201610/210252.shtml
网页题目:RHEL7_mysql5.7.17_安装初始登录-创新互联
当前路径:http://lswzjz.com/article/dicgjd.html