CentOS 7 Installation MySQL

Installation Environment: CentOS7 64-bit mini version, install MySQL5.7

1. Configure the Yum source

Download the Yum source RPM installation package on the MySQL website: http://dev.mysql.com/downloads/repo/yum/

# 下载mysql源安装包shell> wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm# 安装mysql源shell> yum localinstall mysql57-community-release-el7-8.noarch.rpm

Check that the MySQL source is installed successfully

| grep "mysql.*-community.*"

See shown indicates successful installation.
You can modify vim /etc/yum.repos.d/mysql-community.repo the source to change the MySQL version of the default installation. For example, to install version 5.6, the 5.7 source of the enabled=1 changed to Enabled=0. Then change the 5.6 source enabled=0 to Enabled=1. The effect after the change is as follows:

2. Install MySQL

shell> yum install mysql-community-server

3. Start the MySQL service

shell> systemctl start mysqld

To view the startup status of MySQL

shell> systemctl Status Mysqld mysqld. Service-mysql Server loaded:loaded (/usr/lib/systemd/system/mysqld. Service; Disabled Vendor preset:disabled) active:active (running) since five2016-06-2404:37:Panax Notoginseng CST; 35min ago Main PID: 2888 (mysqld) CGroup:/system. slice/mysqld. service└─ 2888/usr/sbin/mysqld--da Emonize--pid-file=/var/run/mysqld/mysqld. PIDJune  : Notoginseng:$localhost. localdomain systemd[1]: Starting MySQL Server ... June: Panax notoginseng:  localdomain systemd[1]: Started MySQL Server.  

4. Boot start

shell> systemctl enable mysqldshell> systemctl daemon-reload

5. Modify the root local login password

After the MySQL installation is complete, a default password is generated for root in the/var/log/mysqld.log file. Locate the root default password in the following way, and then log in to MySQL to modify it:

shell> grep ‘temporary password‘ /var/log/mysqld.log

shell> mysql -uroot -p                       //登录mysql

CentOS 7 Installation MySQL