centos7安裝mysql5.7

1)去官網下載myql的yum源安裝包(mysql57-community-release-el7-11.noarch.rpm)

2)安裝myql的yum源

[root@xinglinglove local]# yum localinstall mysql57-community-release-el7-11.noarch.rpm

3)通過yum安裝msyql

[root@xinglinglove local]# yum install -y mysql-community-server

4)查看msyql服務狀態

[root@xinglinglove local]# systemctl status mysqld.service

5)啓動mysql服務

[root@xinglinglove local]# systemctl start mysqld.service

6)查看mysql密碼

[root@xinglinglove ]# cat /etc/my.conf

log-error=/var/log/mysqld.log

pid-file=/var/run/mysqld/mysqld.pid

[root@xinglinglove ]# more /var/log/mysqld.log

2017-08-23T11:42:20.569786Z 1 [Note] A temporary password is generated for root@localhost: vrwrge#&4/oA

7)登陸mysql

[root@xinglinglove ]# msyql

8)修改密鑰複雜度配置

mysql> set global validate_password_policy=0;

mysql> set global validate_password_length=6;

9)修改密碼

mysql> alter user 'root'@'localhost' identified by '123456';

10)開啓遠程訪問

mysql> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123456' WITH GRANT OPTION;

mysql> flush privileges;