安装MySql 5.7客户端

1. 先下载MySQL Yum Repository

wget https://repo.mysql.com//mysql80-community-release-el7-1.noarch.rpm

2.Install the downloaded release package

sudo yum localinstall mysql80-community-release-el7-1.noarch.rpm;

3. 编辑mysql-community.repo, 将enable 5.7, disable 8.0

8.0默认是enabled,其它版本默认是disabled.（enabled=0为disabled,1为enabled,其它的不要修改)

vim /etc/yum.repos.d/mysql-community.repo

# Enable to use MySQL 5.7

[mysql57-community]

name=MySQL 5.7 Community Server

baseurl=http://repo.mysql.com/yum/mysql-5.7-community/el/7/$basearch/

enabled=1

gpgcheck=1

gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql

[mysql80-community]

name=MySQL 8.0 Community Server

baseurl=http://repo.mysql.com/yum/mysql-8.0-community/el/7/$basearch/

enabled=0

gpgcheck=1

gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql

4. 查看当前enbled的版本是否正确：

yum repolist enabled | grep mysql

5.  安装mysql-community-client：

yum install mysql-community-client;