开源数据库MySQL DBA运维（1）部署MySQL5.7

官网地址：

• www.mysql.com
• www.oracle.com

关闭防火墙和selinux

systemctl stop firewalld
systemctl disable firewalld
setenforce 0
vim /etc/selinux/config
SELINUX=disabled

1.访问国内mysql镜像站

中国科学技术大学开源软件镜像：​​http://mirrors.ustc.edu.cn/​​​

2.下载软件包

wget http://mirrors.ustc.edu.cn/mysql-ftp/Downloads/MySQL-5.7/mysql-community-server-5.7.25-1.el7.x86_64.rpm
wget http://mirrors.ustc.edu.cn/mysql-ftp/Downloads/MySQL-5.7/mysql-community-client-5.7.25-1.el7.x86_64.rpm
wget http://mirrors.ustc.edu.cn/mysql-ftp/Downloads/MySQL-5.7/mysql-community-common-5.7.25-1.el7.x86_64.rpm
wget http://mirrors.ustc.edu.cn/mysql-ftp/Downloads/MySQL-5.7/mysql-community-libs-5.7.25-1.el7.x86_64.rpm

下载地址有变动可根据链接前缀搜索安装包

​

​

或下载官网yum源

1.

2.

3.

[root@localhost tmp]# rpm -ivh mysql80-community-release-el7-5.noarch.rpm //安装源文件

默认安装8.0需修改源文件

[root@localhost ~]# vim /etc/yum.repos.d/mysql-community.repo

enable =1 开启  =0 关闭源

[root@localhost /]# yum makecache //更新yum源列表

​

3.安装环境

[root@localhost ~]#yum install -y net-tools.x86_64 libaio.x86_64 perl.x86_64

4.安装Mysql服务器

[root@localhost ~]# yum install -y mysql-community-server  //官方下载缓慢

报错信息：

解决方法：卸载冲突的软件包，再安装

[root@localhost ~]# yum remove -y mariadb-libs.x86_64
[root@localhost ~]# yum install -y mysql-community*

5.安装完成后

[root@localhost ~]#systemctl start mysqld
[root@localhost ~]#systemctl enable mysqld
[root@localhost ~]#systemctl status mysqld