Linux6.9用RPM方式安裝MySQL5.7.21

1.下載安裝包

wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.21-1.el6.x86_64.rpm-bundle.tar

2.解壓縮

tar -xf mysql-5.7.21-1.el6.x86_64.rpm-bundle.tar

3.安裝依賴包

yum install -y numactl
yum install -y perl

4.依次安裝

rpm -ivh mysql-community-common-5.7.21-1.el6.x86_64.rpm
rpm -ivh mysql-community-libs-5.7.21-1.el6.x86_64.rpm
rpm -ivh mysql-community-devel-5.7.21-1.el6.x86_64.rpm
rpm -ivh mysql-community-client-5.7.21-1.el6.x86_64.rpm
rpm -ivh mysql-community-server-5.7.21-1.el6.x86_64.rpm

5.啟動服務

service mysqld start

6.修改安全模式

vim /etc/my.cnf

在最后添加 skip-grant-tables，保存退出重啟mysql服務

7.修改root密碼

use mysql
update user set password_expired='N' where user='root';    
update user set authentication_string=password('123456') where user='root';
flush privileges;

退出並去掉之前的skip-grant-tables，之后重啟MySQL服務