How to use yum to install mysql under Linux

\1. First check whether the system is equipped with mysql

[root@localhost ~]#yum list installed mysql*[root@localhost ~]#rpm –qa|grep mysql*

\2. Check whether there is an installation package

[root@localhost ~]#yum list mysql*

\3. Install the mysql client

[root@localhost ~]yum install mysql

\4. Install the mysql server

[root@localhost ~]#yum install mysql-server[root@localhost ~]#yum install mysql-devel

\5. Add the default character set to the /etc/my.cnf file

[root@localhost ~]#vim /etc/my.cnf

\6. Start or shut down the mysql service

[root@localhost ~]#service mysqld start --启动mysql 或者 /etc/init.d/mysqld start (关闭mysql #service mysql stop)

\7. Set up the mysql service at boot

[root@localhost ~]# chkconfig --add mysqld

\ 8. Create root user with password 123456

mysqladmin –u root password 123456

[root@localhost ~]# mysqladmin -u root password 123456

\9. Connect to mysql

[root@localhost ~]# mysql -u root -p   --输入密码123456

\10. Set remote access permissions

mysql> use mysql
mysql> GRANT ALL PRIVILEGES ON *.* TO ‘admin’@’%’IDENTIFIED BY ‘admin’ WITH GRANT OPTION;

--第一个admin为用户名，第二个admin为密码，%表示所有的电脑都可以链接

mysql> flush privileges; --设置立即生效

mysql> SELECT DISTINCT CONCAT('User:''',user,'''@''',host,''';') AS query FROM mysql.user;
mysql> exit; --退出mysql服务
[root@localhost ~]# vi /etc/my.cnf[mysqld]

datadir=/var/lib/mysql

socket=/var/lib/mysql/mysql.sock

user=mysql

default-character-set=utf8# Disabling symbolic-links is recommended to prevent assorted security riskssymbolic-links=0#设备地址bind-address=0.0.0.0 #设置设备地址[mysqld_safe]log-error=/var/log/mysqld.log

pid-file=/var/run/mysqld/mysqld.pid

[root@localhost ~]# service mysqld start --重启mysql服务[root@localhost ~]# mysql -u root -p --连接mysql输入密码mysql> show global variables like 'port'; --查看端口号

+---------------+-------+

| Variable_name | Value |

+---------------+-------+

| port          | 3306  |

+---------------+-------+

1 row in set (0.00 sec)

11. Use navcat to connect to mysql

Done. . .

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