标签：local alter user remove you where systemctl cli 刷新
清理原有的mysql
rpm -qa | grep mysql#可能的显示情况如下#mysql-community-libs-8.0.12-1.el7.x86_64#mysql80-community-release-el7-1.noarch#mysql-community-client-8.0.12-1.el7.x86_64#mysql-community-common-8.0.12-1.el7.x86_64#mysql-community-server-8.0.12-1.el7.x86_64#通过下面的命令进行删除yum remove mysql-xxx-xxx- --nodeps#查找mysql的相关文件find / -name mysql#根据自身的需求删除mysql的配置文件信息rm -rf /var/lib/mysqlrpm -qa | grep mariadb#查找mariadb#可能出现的结果mariadb-libs-5.5.56-2.el7.x86_64#将查找出来的结果进行强制删除rpm -e --nodeps mariadb-libs-5.5.56-2.el7.x86_64cd /usr/srcwget https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm#安装yum源yum localinstall mysql80-community-release-el7-1.noarch.rpm#更新yum源yum clean allyum makecache#开始安装MySQLyum install mysql-community-server#启动MySQLsystemctl start mysqld#启动成功后可以查看初始化密码随机生成的cat /var/log/mysqld.log | grep password#登录MySQL修改mysql用户密码mysql -u root -pmysql> ALTER USER ‘root‘@‘localhost‘ IDENTIFIED BY ‘yourpassword‘;#远程设置mysql> use mysql;mysql> update user set host=‘%‘ where user=‘root‘;#授权用户名的权限，赋予任何主机访问数据的权限mysql> GRANT ALL PRIVILEGES ON *.* TO ‘root‘@‘%‘WITH GRANT OPTION;mysql> FLUSH PRIVILEGES;#允许myuser用户使用mypassword密码从任何主机连接到mysql服务器GRANT ALL PRIVILEGES ON *.* TO ‘myuser‘@‘%‘IDENTIFIED BY ‘mypassword‘ WITH GRANT OPTION;#允许用户myuser从ip为192.168.1.6的主机连接到mysql服务器，并使用mypassword作为密码GRANT ALL PRIVILEGES ON *.* TO ‘myuser‘@‘192.168.1.3‘IDENTIFIED BY ‘mypassword‘ WITH GRANT OPTION;#启动mysqlsystemctl start mysqld.service#结束systemctl stop mysqld.service#重启systemctl restart mysqld.service#开机自启systemctl enable mysqld.service#修改加密规则 （这行我没有写，不过貌似也可以）密码需要设置包含大小写字母符号和数字的格式，否则设置不会超成功ALTER USER ‘root‘@‘%‘ IDENTIFIED BY ‘password‘ PASSWORD EXPIRE NEVER; #更新一下用户的密码 ALTER USER ‘root‘@‘%‘ IDENTIFIED WITH mysql_native_password BY ‘password‘; #刷新权限FLUSH PRIVILEGES;标签：local alter user remove you where systemctl cli 刷新
原文地址：https://www.cnblogs.com/xiaowangbangzhu/p/10316338.html
