Mysql安装

rpm -qa | grep mariadb
rpm -qa | grep mysql

rpm -e --nodeps mariadb
rpm -e --nodeps mysql

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wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm

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yum -y install mysql57-community-release-el7-10.noarch.rpm

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yum -y install mysql-community-server

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rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022

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systemctl start  mysqld.service

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systemctl status mysqld.service

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grep "password" /var/log/mysqld.log #查临时密码

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sudo yum install -y mysql-community-server.x86_64

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sudo rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022

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ps axj | grep mysqld

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sudo ls /var/lib/mysql -al # 查看MySQL文件夹

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sudo grep "temporary password" /var/log/mysqld.log # 临时密码

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mysql -uroot -p #启动  mysql -h 127.0.0.1 -P 3306 -u root -p

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ALTER USER 'root'@'localhost' IDENTIFIED BY 'ZFO01zf+2g1u'; #修改密码

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# Centos命令行安装