[Linux] MySQL 单点安装

环境：rhel 7.2

登录 https://dev.mysql.com/downloads/mysql/该网址下载以下rpm

mysql-community-client-5.7.19-1.el7.x86_64.rpm

mysql-community-common-5.7.19-1.el7.x86_64.rpm

mysql-community-devel-5.7.19-1.el7.x86_64.rpm

mysql-community-libs-5.7.19-1.el7.x86_64.rpm

mysql-community-server-5.7.19-1.el7.x86_64.rpm

 

1、初始化

#systemctl disable firewalld

#hostnamectl set-hostname mysql-01

#bash

#vi /etc/selinux/config

SELINUX=disabled

#systemctl disbale firewalld

#reboot

 

2、安装

#rpm -qa | egrep "mysql|maria"

#rpm -e mariadb-libs-5.5.44-2.el7.x86_64 --nodeps   #卸载旧的

#yum -y install net-tools perl

#cd /usr/local/src/

#rpm -ivh mysql-community-*

#systemctl enable mysqld

#systemctl start mysqld

 

3、配置与验证

#more /var/log/mysqld.log | grep pass       #查看初始密码

#mysql_secure_installation        #修改密码

#mysql -uroot -p       #验证

 

 

PS:命令行修改密码：

mysql> set password for'root'@'localhost'='newpassword';