


Introduction to methods of changing root password and installation and configuration tuning in Mysql
This article introduces you to Mysql installation and configuration tuning, and then mentions various methods for changing the root password of MySQL in the article. Friends who need it can refer to it
1. Installation
apt-get install mysql-server You need to set the account password
##
apt-get isntall mysql-client apt-get libmysqlclient-dev
root@xyz:~# netstat -tap | grep mysql tcp6 0 0 [::]:mysql [::]:* LISTEN 7510/mysqld -->安装成功
2. Set up mysql remote access
1. Edit In the mysql configuration file, annotate bind-address = 127.0.0.1vi /etc/mysql/mysql.conf.d/mysqld.cnf
grant all on *.* to root@'%' identified by 'root' with grant option; flush privileges;
/etc/init.d/mysql restart
3. MySQL Multiple methods to change the root password
Method 1: Use the SET PASSWORD command
mysql -u root mysql> SET PASSWORD FOR 'root'@'localhost' = PASSWORD('newpass');
Method 2: Use mysqladmin
##
mysqladmin -u root password "newpass"
If root has set a password, use the following method
mysqladmin -u root password oldpass "newpass"
Method 3: Use UPDATE to directly edit the user table
mysql -u root mysql> use mysql; mysql> UPDATE user SET Password = PASSWORD('newpass') WHERE user = 'root'; mysql> FLUSH PRIVILEGES; 在丢失root密码的时候,可以这样 mysqld_safe --skip-grant-tables& mysql -u root mysql mysql> UPDATE user SET password=PASSWORD("new password") WHERE user='root'; mysql> FLUSH PRIVILEGES;
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