centos 7 安装mysql5.7

1,下载mysql源安装:

wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm

2,安装mysql源:

yum localinstall mysql57-community-release-el7-8.noarch.rpm

3,查看是否安装成功:

 yum repolist enabled | grep "mysql.*-community.*"


以上表示成功!

4,可以修改vim /etc/yum.repos.d/mysql-community.repo源,改变默认安装的mysql版本。比如要安装5.6版本,将5.7源的enabled=1改成enabled=0。然后再将5.6源的enabled=0改成enabled=1即可。改完之后的效果如下所示:

5,安装mysql

yum install mysql-community-server

6,启动mysql服务:

systemctl start mysqld

7,开机设置:

systemctl enable mysqld
systemctl daemon-reload

8,修改root本地登录密码:

grep 'temporary password' /var/log/mysqld.log

    登录mysql用root账号密码为空然后执行以下命令:

mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'root';

9,添加远程登录用户:

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