在无界面centos7上部署MYSQL5.7数据库

1. 利用xshell链接好服务后,输入 wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm 下载软件安装包文件mysql

2. 输入 yum localinstall mysql57-community-release-el7-8.noarch.rpm 安装文件sql

3. 输入 yum repolist enabled | grep "mysql.*-community.*" 检查是否安装成功,出现如图表示成功shell

4. 输入 yum install mysql-community-server 安装服务,过程当中会让你确认,一直输入 y 确认便可数据库

5. 输入 systemctl start mysqld 启动数据库ui

6. 输入 systemctl enable mysqld 后,再输入 systemctl daemon-reload 设置开机启动spa

7. 输入 grep 'temporary password' /var/log/mysqld.log 获得临时密码,I?9hwo%fmIDf 就是临时密码code

A temporary password is generated for root@localhost: I?9hwo%fmIDf

8. 输入 mysql -uroot -p 后输入密码,就是刚才的临时密码server

9. 进入mysql,修改密码:输入 ALTER USER 'root'@'localhost' IDENTIFIED BY 'newPassword!'; 密码必须包含:大小写字母、数字和特殊符号,而且长度不能少于8位,不然会提示ERROR 1819 (HY000): Your password does not satisfy the current policy requirements错误blog

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