Centos7.2安装mysql5.7

centos7.2默认安装了mariadb，先删除掉

1、rpm -qa|grep mariadb

2、rpm -e mariadb-libs --nodeps

下载 mysql57-community-release-el7-8.noarch.rpm 的 YUM 源

wget http://repo.mysql.com/mysql57-community-release-el7-8.noarch.rpm
安装mysql

rpm -ivh mysql57-community-release-el7-8.noarch.rpm

启动mysql

service mysqld start

获取mysql的临时密码

cat /var/log/mysqld.log|grep password

首次登陆修改密码

mysql -u root -p
Enter password: 

set global validate_password_policy=0;

set password=password('d23435dsa')