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                ### 下載地址 cd /home/mysql wget https://dev.mysql.com/get/Downloads/MySQL-8.0/mysql-8.0.11-1.el7.x86_64.rpm-bundle.tar tar -xvf mysql-8.0.11-1.el7.x86_64.rpm-bundle.tar ### 清除記錄 rpm -qa|grep mariadb sudo rpm -e mariadb-libs-5.5.56-2.el7.x86_64 --nodeps ### 安裝需要的包 yum install libaio -y ### RPM安裝 rpm -ivh mysql-community-common-8.0.11-1.el7.x86_64.rpm rpm -ivh mysql-community-libs-8.0.11-1.el7.x86_64.rpm --(依賴于common) rpm -ivh mysql-community-client-8.0.11-1.el7.x86_64.rpm --(依賴于libs) rpm -ivh mysql-community-server-8.0.11-1.el7.x86_64.rpm --(依賴于client、common) ### 重點: default_authentication_plugin=mysql_native_password > 注意:重點啊,如果你沒有設置認證方式,默認的密碼加密方式是:caching_sha2_password,而現在很多客戶端工具還不支持這種加密認證方式,連接測試的時候就會報錯:client does not support authentication protocol requested by server; consider upgrading MySQL client,這里的錯誤信息就是不支持身份認證方式,沒關系,去my.ini里面在[mysqld]下面加上這句話即可: > default_authentication_plugin=mysql_native_password ### 初始化數據庫 mysqld --initialize > 該命令會在/var/log/mysqld.log生成隨機密碼 ### 修改mysql數據庫目錄的所屬用戶及其所屬組,然后啟動mysql數據庫 sudo chown mysql:mysql /var/lib/mysql -R systemctl start mysqld.service ### 根據第6步中的密碼,更改root用戶的密碼,新版的mysql必須先修改root用戶的密碼,否則登錄后是不能執行任何命令的 mysql_secure_installation ### 測試 mysql -uroot -pxxxx > 參考 https://blog.csdn.net/smiles13/article/details/80476665
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