MySQL 5.7.26一键安装脚本，CentOS7.4适用-DanChen1981的博客-51CTO博客

#!/bin/bash#########MySQL5.7RPM auto install####################2019-5-2###########################mkdir -p /root/mysqlcd /root/mysqlwget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.26-1.el7.x86_64.rpm-bundle.tar &>/dev/nulltar xf mysql-5.7.26-1.el7.x86_64.rpm-bundle.tar#rpm -qa |grep mariadbyum remove mariadb-libs-5.5.56-2.el7.x86_64 &>/dev/nullif [ $? -eq 0 ];thenyum install libaio -y &>/dev/nullfirpm -ivh mysql-community-common-5.7.26-1.el7.x86_64.rpm &>/dev/nullrpm -ivh mysql-community-libs-5.7.26-1.el7.x86_64.rpm &>/dev/nullrpm -ivh mysql-community-devel-5.7.26-1.el7.x86_64.rpm &>/dev/nullrpm -ivh mysql-community-client-5.7.26-1.el7.x86_64.rpm &>/dev/nullrpm -ivh mysql-community-server-5.7.26-1.el7.x86_64.rpm &>/dev/nullrpm -ivh mysql-community-libs-compat-5.7.26-1.el7.x86_64.rpm &>/dev/nullyum install postfix -y &>/dev/nullsystemctl start mysqld && systemctl start postfix