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  • CentOS7.X yum安装MySQL8.0 数据表不区分大小写切换默认存储路径

    查看当前系统版本的详细信息

    # cat /etc/redhat-release 
    CentOS Linux release 7.9.2009 (Core)
    

    yum源下载

    地址:https://dev.mysql.com/downloads/repo/yum/

    下载地址:https://repo.mysql.com//mysql80-community-release-el7-3.noarch.rpm

    下载完成后使用yum命令本地安装yum源

    # yum localinstall mysql80-community-release-el7-3.noarch.rpm
    # yum repolist enabled | grep "mysql.*-community.*"
    mysql-connectors-community/x86_64    MySQL Connectors Community               95
    mysql-tools-community/x86_64         MySQL Tools Community                    84
    mysql80-community/x86_64             MySQL 8.0 Community Server               82
    

    安装MySQL,不启动MySQL

    #  yum install -y mysql-community-server
    

    修改默认数据存储路径

    默认存储路径是/var/lib/mysql,修改成/data/mysql

    mkdir -p /data/mysql
    
    vim /ect/my.cnf
    # 原有内容注释掉
    #datadir=/var/lib/mysql
    #socket=/var/lib/mysql/mysql.sock
    
    datadir=/data/mysql
    socket=/data/mysql/mysql.sock
    log-error=/data/mysql/mysqld.log
    pid-file=/data/mysql/mysqld.pid
    lower_case_table_names=1
    port=3307
    
    default_authentication_plugin=mysql_native_password
    default-storage-engine=INNODB
    character-set-server=utf8mb4
    
    sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION
    max_connections=1000
    max_user_connections=500
    max_connect_errors=10
    wait_timeout=1800
    interactive_timeout=1800
    
    [mysql]
    default-character-set=utf8mb4
    
    [client]
    port=3307
    default-character-set=utf8mb4
    
    systemctl start mysqld.service
    
    

    MySQL常用命令

    systemctl start mysqld.service
    systemctl status mysqld.service
    

    查看root默认密码

    # grep 'temporary password' /data/mysql/mysqld.log
    

    修改root密码

    alter user 'root'@'localhost'IDENTIFIED BY 'eSem?a?ap123';
    flush privileges;
    

    创建远程访问的root用户

    create user 'root'@'%' identified BY 'eSem?a?ap123';
    grant all on *.* to 'root'@'%';
    flush privileges;
    
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  • 原文地址:https://www.cnblogs.com/sanduzxcvbnm/p/14858366.html
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