1. Ajoutez mysql yum source
mysql official website>downloads>mysql yum deposit pour trouver la version appropriée de yum source
$wget https://dev.mysql.com/get/mysql80-community-release-el7-2.noarch.rpm $sudo rpm -uvh mysql80-community-release-el7-2.noarch.rpm #查看mysql数据库各个版本信息 $yum repolist all | grep mysql
2. Sélectionnez la version d'installation
Modifiez /etc/yum.repos. .d/ fichier mysql-community.repo, sélectionnez la version mysql5.7
# enable to use mysql 5.6 [mysql56-community] name=mysql 5.6 community server baseurl=http://repo.mysql.com/yum/mysql-5.6-community/el/7/$basearch/ enabled=0 # 禁止 gpgcheck=1 gpgkey=file:///etc/pki/rpm-gpg/rpm-gpg-key-mysql # enable to use mysql 5.7 [mysql57-community] name=mysql 5.7 community server baseurl=http://repo.mysql.com/yum/mysql-5.7-community/el/7/$basearch/ enabled=1 # 安装 gpgcheck=1 gpgkey=file:///etc/pki/rpm-gpg/rpm-gpg-key-mysql [mysql80-community] name=mysql 8.0 community server baseurl=http://repo.mysql.com/yum/mysql-8.0-community/el/7/$basearch/ enabled=0 # 禁止 gpgcheck=1 gpgkey=file:///etc/pki/rpm-gpg/rpm-gpg-key-mysql
3. Installez
#执行以下命令安装mysql yum install mysql-community-server #启动mysql(centos7中) systemctl start mysqld.service #低版本的操作系统可用以下指令 service mysqld start #查看mysql状态 systemctl status mysqld.service #低版本操作系统可用以下指令 service mysqld status
4 Affichez et modifiez le mot de passe
$grep "password" /var/log/mysqld.log 2019-04-11t08:17:16.706096z 1 [note] a temporary password is generated for root@localhost: ux#bkam(k1q- $mysql -u root -p >ux#bkam(k1q- # 修改密码 mysql>alter user 'root'@'localhost' identified by 'complex password'; mysql>set global validate_password_policy=0; mysql>set global validate_password_length=1; mysql>alter user 'root'@'localhost' identified by 'simple password';
5. Configurez le port 3306 ouvert
. méthode d'autorisation pour autoriser tout L'hôte accède au serveur mysql : [Généralement, cela suffit. La restriction de l'accès au port est effectuée par firewalld]
mysql>grant all privileges on *.* to 'root'@'%' identified by 'password' with grant option;
Accès IP limité :
mysql>grant all privileges on *.* to 'jack'@'10.10.50.127' identified by 'password' with grant option;
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