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  • CentOS 安装 MySQL

    1. 删除已安装的MySQL
    检查并删除MariaDB(可以不删,yum方式安装会自动覆盖已存在的mariadb)
    rpm -qa | grep mariadb
    rpm -e --nodeps mariadb-server
    rpm -e --nodeps mariadb
    rpm -e --nodeps mariadb-libs
    检查并删除MySQL
    rpm -qa | grep mysql
    rpm -e --nodeps xxx
     
    2. 添加 MySQL Yum Repository
    检查系统版本:
    cat /etc/redhat-release
    选择对应版本进行下载:
     
    3. 安装 MySQL 源
    sudo rpm -Uvh mysql80-community-release-el7-3.noarch.rpm
    检查yum源:
    yum repolist enabled | grep mysql
     
    4. 安装 MySQL
    sudo yum install mysql-community-server
     
    5. 启动 MySQL
    sudo systemctl start mysqld.service
    or
    sudo service mysqld start
    查看状态:
    sudo systemctl status mysqld.service
    or
    sudo service mysqld status
    停止:
    sudo systemctl stop mysqld.service
    or
    sudo service mysqld stop
    重启:
    sudo systemctl restart mysqld.service
    or
    sudo service mysqld restart
     
    6. 修改密码
    查看默认密码:
    sudo grep 'temporary password' /var/log/mysqld.log
    修改默认密码:
    mysql -uroot -p
    alter user 'root'@'localhost' identified by 'Toor666@GCP';
     
    7. 允许root远程访问
    grant all privileges on *.* to 'root'@'%' with grant option;
    flush privileges;
     
    8. 设置编码为 utf8
    查看编码:
    show variables like 'character%';
    设置编码:
    编辑/etc/my.cnf, [mysqld]节点增加:
    character_set_server=utf8
    init-connect='SET NAMES utf8'
     
    9. 设置开机启动
    systemctl enable mysqld
    systemctl daemon-reload


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  • 原文地址:https://www.cnblogs.com/jilili/p/14449576.html
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