mysql的安装和部署版本选择5.7

http://repo.mysql.com/yum mysql http://repo.mysql.com/yum/mysql-5.7-community/el/6/x86_64/web http://repo.mysql.com/yum/mysql-5.7-community/el/6/x86_64/mysql57-community-release-el6-10.noarch.rpm rpm

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