Centos7.x下安装Mysql5.5、5.6、5.7三个版本全教程

 Molet   2019-09-20 09:41   647 人阅读  0 条评论

通用命令

[root@localhost ~]#    rpm -qa | grep mysql      #查看是否安装了mysql

 

[root@localhost ~]#     rpm -qa|grep -i mariadb   #查看是否安装了mariadb

[root@localhost ~]#     yum -y remove maria*   #删除mariadb数据库

[root@localhost ~]#     mysql  mysql -uroot

Mysql>  set password=password('123abcd,');    #创建root密码12345qwert@!,

Mysql>  grant all privileges on *.* to 'root'@'%' identified by '12345qwert@!'; 开启mysql远程

Mysql>  flush privileges;           #刷新mysql权限

Mysql>  quit                                            #退出Mysql

 

Msyql5.5安装

[root@localhost ~]# wget https://dev.mysql.com/get/Downloads/MySQL-5.5/MySQL-server-5.5.59-1.el7.x86_64.rpm   #下载mysql5.5服务端

[root@localhost ~]# wget https://dev.mysql.com/get/Downloads/MySQL-5.5/MySQL-client-5.5.59-1.el7.x86_64.rpm    #下载mysql5.5客户端

[root@localhost ~]# rpm -ivh --nodeps MySQL-server-5.5.59-1.el7.x86_64.rpm  #安装服务端

[root@localhost ~]# rpm -ivh --nodeps MySQL-client-5.5.59-1.el7.x86_64.rpm   #安装客户端

[root@localhost ~]# mysqlservice mysql/mysqld  start

 

Mysql5.6安装

[root@localhost~]#      wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm    #下载rpm包

[root@localhost ~]#     rpm -ivh mysql-community-release-el7-5.noarch.rpm #安装rpm包

[root@localhost ~]#     yum repolist all | grep mysql       #看mysql安装文件

[root@localhost ~]#     yum install mysql-server            #下载安装mysql

[root@localhost ~]#     rpm -qa | grep mysql                 #检查是否安装成功

[root@localhost ~]#     systemctl start mysqld.service     #启动mysql

[root@localhost ~]#     systemctl restart mysqld.service  #重启mysql

[root@localhost ~]#     systemctl stop mysqld.service     #停止mysql

[root@localhost ~]#     systemctl enable mysqld.service  #设置 mysql 开机启动

 

Mysql5.7安装

[root@localhost~]#  wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm      #下载5.7rpm

[root@localhost~]#      yum -y install mysql57-community-release-el7-10.noarch.rpm #安装yum源

[root@localhost~]#      yum -y install mysql-community-server   #安装mysql包

[root@localhost~]#      grep "temporary password" /var/log/mysqld.log #查看随机密码

mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY '新密码,复杂度要高';

 

 

 

 


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