• linux centos7安装 mysql-5.7.11


    1.下载和解压mysql数据库
     
    wget http://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.11-linux-glibc2.5-x86_64.tar.gzs
     
    tar -xvf mysql-5.7.11-linux-glibc2.5-x86_64.tar.gz -C /usr/local/mysql-5.7.11
     
    2.建立软链接
    ln -s mysql-5.7.11 mysql
     
     
    3.创建mysql用户和修改软件的权限
     
       useradd -r -M -s /sbin/nologin mysql
     
       chown -R mysql.mysql  /usr/local/mysql-5.7.11
       chown -R mysql.mysql /usr/local/mysql
     
       chgrp -R mysql /usr/local/mysql-5.7.11
     
    4.安装和初始化数据库
     
       cd /usr/local/mysql-5.7.11/
     
       bin/mysql_install_db --user=mysql --basedir=/usr/local/mysql-5.7.11/ --datadir=/usr/local/mysql-5.7.11/data/            --必须在mysql根目录安装mysql,否则出错
     
       cp -a ./support-files/my-default.cnf  /etc/my.cnf
     
       cp -a ./support-files/mysql.server  /etc/init.d/mysqld
     
      修改/etc/my.cnf
      basedir = /usr/local/mysql-5.7.11
        datadir = /usr/local/mysql-5.7.11/data
          port = 3306
     
       #cd bin/
       #./mysqld_safe --user=mysql & 
       
       [root@db2 scripts]# /etc/init.d/mysqld restart
       Shutting down MySQL..                                      [  OK  ]
       Starting MySQL...                                          [  OK  ]
     关闭是
     /etc/init.d/mysqld stop
     
      #开机启动
      chkconfig --level 35 mysqld on
     
    5.初始化密码
     
    mysql5.7会生成一个初始化密码,而在之前的版本首次登陆不需要登录。
     
    shell> cat /root/.mysql_secret 
     
    ./mysql -uroot -p 
     
    SET PASSWORD = PASSWORD('root');
    flush privileges
     
    开放访问权限
     

    [root@VM_199_194_centos bin]# mysql -uroot -proot


    MySQL [(none)]> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'root' WITH GRANT OPTION;


    MySQL [(none)]>  flush privileges;

     
     
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  • 原文地址:https://www.cnblogs.com/adamas21/p/5648610.html
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