一、MYSQL安装

下载安装包安装

1、将下载好的安装包存到安装目录下

安装包包括：

• mysql-community-common-5.7.24-1.el7.x86_64.rpm
• mysql-community-libs-5.7.24-1.el7.x86_64.rpm
• mysql-community-client-5.7.24-1.el7.x86_64.rpm
• mysql-community-server-5.7.24-1.el7.x86_64.rpm

2、卸载系统自带mariadb

• rpm -qa|grep -i mariadb rpm -e --nodeps
• mariadb-server-5.5.60-1.el7_5.x86_64 rpm -e --nodeps
• mariadb-libs-5.5.60-1.el7_5.x86_64 rpm -e --nodeps
• mariadb-5.5.60-1.el7_5.x86_64 rpm -e --nodeps
• mariadb-devel-5.5.60-1.el7_5.x86_64
• rpm -qa|grep -i mariadb

3、安装mysql

• rpm -ivh mysql-community-common-5.7.24-1.el7.x86_64.rpm
• rpm -ivh mysql-community-libs-5.7.24-1.el7.x86_64.rpm
• rpm -ivh mysql-community-client-5.7.24-1.el7.x86_64.rpm
• rpm -ivh mysql-community-server-5.7.24-1.el7.x86_64.rpm

4、启动服务

• systemctl start mysqld.service

5、用户登陆

• mysql -u root -p