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Fedora server 安装Mysql8

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前言:

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注意:如果要升级MySQL(从早期版本),请确保备份(转储和复制)数据库和配置。 记得运行mysql_upgrade命令。

安装 MySQL YUM 仓库源

## Fedora 28 ##dnf install  Fedora 27 ##dnf install  Fedora 26 ##dnf install  和 Red Hat (RHEL)## CentOS 7 and Red Hat (RHEL) 7 ##yum localinstall  6 and Red Hat (RHEL) 6 ##yum localinstall 

安装和更新

1.安装

Fedora 28/27/26dnf install mysql-community-serverCentOS 7.5/6.10 and Red Hat (RHEL) 7.5/6.10yum install mysql-community-server

2.安装 MySQL 5.7.23

Fedora 28/27/26dnf --disablerepo=mysql80-community --enablerepo=mysql57-community install mysql-community-serverCentOS 7.5/6.10 and Red Hat (RHEL) 7.5/6.10yum --disablerepo=mysql80-community --enablerepo=mysql57-community install mysql-community-server

3. 开启 MySQL server 并设置开机自启

Fedora 28/27/26 CentOS 7.5 Red Hat (RHEL) 7.5systemctl start mysqld.serviceuse restart after updatesystemctl enable mysqld.serviceCentOS 6.10 and Red Hat (RHEL) 6.10/etc/init.d/mysql startuse restart after update

OR ##

service mysql start ## use restart after updatechkconfig --levels 235 mysqld on

4. 获取初始的随机密码

grep 'A temporary password is generated for root@localhost' /var/log/mysqld.log |tail -1

Example Output:

2018-11-20T21:11:44.229891Z 1 [Note] A temporary password is generated for root@localhost: -et)QoL4MLid

And root password is: -et)QoL4MLid

5.重置密码

alter user root@localhost identified by '自定义密码';新密码必须大小学数字特殊符号全部具备。

6. 连接本地mysql服务器

mysql -u root -p OR ## mysql -h localhost -u root -p

标签: #redhatmysql安装 #mysql80安装失败 #mysql57升级到80 #mysql 57 升级 80