centos7 mysql 5.7 官網下載tar安裝

https://dev.mysql.com/downloads/mysql/5.7.html#downloads

 

下載好上傳到服務器，解壓后以此安裝

libs,client,server三個rpm

 rpm -ivh mysql-community-common-5.7.25-1.el7.x86_64.rpm 
 rpm -ivh mysql-community-libs-5.7.25-1.el7.x86_64.rpm 
 rpm -ivh mysql-community-client-5.7.25-1.el7.x86_64.rpm 
 rpm -ivh mysql-community-server-5.7.25-1.el7.x86_64.rpm

去/var/log/mysqld.log找root登錄密碼

重置密碼，最后記得授權root用戶權限

 

mysql> set global validate_password_policy=0;
Query OK, 0 rows affected (0.00 sec)

mysql> set global validate_password_length=1;
Query OK, 0 rows affected (0.01 sec)

mysql> 
mysql> 
mysql> alter user 'root'@'localhost' identified by 'root';
Query OK, 0 rows affected (0.00 sec)

 授權root用戶權限

mysql> grant all privileges on *.* to 'root'@'%' identified by 'root' with grant option;
Query OK, 0 rows affected, 1 warning (0.00 sec)