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  • CentOS8 安装 Mysql8 教程

    Mysql8安装教程

    操作系统版本:CentOS Linux release 8.3
    Mysql版本:Mysql 8.0.22 x86_64 (MySQL Community Server - GPL)
    Mysql8下载地址:https://dev.mysql.com/downloads/mysql/
    我是把如下这几个包下载之后打包到mysql_8_rpm.zip了

    1.删除预置安装或文件

    rpm -aq | grep mysql | xargs rpm -e --nodeps
    rpm -aq | grep mariadb | xargs rpm -e --nodeps
    rm -rf `find / -name mysql`
    

    2.rz上传mysql_8_rpm.zip到CentOS8任意目录(我是解压到根目录下的zero目录)

    3.解压mysql_8_rpm.zip并进入到解压后的目录,有如下包

    4.依次执行以下命令安装rpm包

    rpm -ivh mysql-community-common-8.0.22-1.el8.x86_64.rpm --force --nodeps
    rpm -ivh mysql-community-libs-8.0.22-1.el8.x86_64.rpm --force --nodeps
    rpm -ivh mysql-community-client-8.0.22-1.el8.x86_64.rpm --force --nodeps
    rpm -ivh mysql-community-server-8.0.22-1.el8.x86_64.rpm --force --nodeps
    

    5.检查是否全部安装成功

    rpm -aq | grep mysql
    

    6.初始化mysql、生成随机密码(用于第一次安全设置)

    mysqld --initialize
    

    7.改变属主

    chown -R mysql:mysql /var/lib/mysql/
    

    8.启动mysql

    systemctl start mysqld
    

    9.查看第一次生成的随机密码

    cat /var/log/mysqld.log | grep password
    

    10. Mysql安全设置

    mysql_secure_installation
    

    完成Mysql8在CentOS8的安装!!!

    ### 补充指令
    # 启动数据库
    systemctl start mysqld
    # 关闭数据库
    systemctl stop mysqld
    # 重启数据库
    systemctl restart mysqld
    # 查看数据库状态
    systemctl status mysqld
    # 进入mysql
    mysql -u root -p'密码'
    
    ### 授予远程连接权限
    create user 'root'@'%' identified by '123456';
    grant all on *.* to `root`@`%` WITH GRANT OPTION;
    ALTER USER 'root'@'%' IDENTIFIED with mysql_native_password by '123456';
    flush privileges;
    
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  • 原文地址:https://www.cnblogs.com/hey-zero/p/14265116.html
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