Linux下安装MySQL(5.7)步骤

短命女 2021-05-16 20:36 369阅读 0赞

> 安装包地址：[戳这][Link 1]  
> 提取码：exl7

**解压**

tar -zxvf mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz  -C /usr/local/

**重命名**

mv /usr/local/mysql-5.7.27-linux-glibc2.12-x86_64/ /usr/local/mysql

**进入mysql文件夹，创建文件及文件，依次执行下面的命令**

cd /usr/local/mysql

mkdir data

cd data/

mkdir { logs,data,run}

touch run/mysql.pid

touch logs/mysql_error.log

chmod 777 -R .

**在mysql目录下创建配置文件my.cnf**

cd /usr/local/mysql

vim my.cnf

**文件内容**

[client]
    port=3306
    socket=/usr/local/mysql/data/mysql.sock
    default_character_set=utf8
    
    [mysqld]
    port=3306
    socket=/usr/local/mysql/data/mysql.sock
    user=mysql
    basedir=/usr/local/mysql
    datadir=/usr/local/mysql/data/data
    character_set_server=utf8
    
    [mysqld_safe]
    pid-file=/usr/local/mysql/data/run/mysql.pid
    log-error=/usr/local/mysql/data/logs/mysql_error.log
    
    [mysql]
    socket=/usr/local/mysql/data/mysql.sock
    
    [mysqldump]
    socket=/usr/local/mysql/data/mysql.sock
    
    [mysqladmin]
    socket=/usr/local/mysql/data/mysql.sock

**创建组**

groupadd mysql

**创建用户**

useradd -r -g mysql mysql

**修改mysql文件夹下所有文件及目录的所属用户和所属组**

cd /usr/local/mysql

chown mysql:mysql -R .

**初始化MySQL**

cd /usr/local/mysql/bin

./mysqld --defaults-file=/usr/local/mysql/my.cnf --initialize-insecure --user=mysql --datadir=/usr/local/mysql/data/data

**将启动脚本放到开机初始化目录**

cd /usr/local/mysql/support-files/