下载并解压Mysql
下载地址http://dev.mysql.com/downloads/mysql/ （选择Linux - Generic版本的Linux - Generic (glibc 2.5) (x86, 64-bit), Compressed）
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# 检查库文件是否存在，如有删除。 rpm -qa | grep mysql rpm -e mysql-libs-5.1.52.x86_64 --nodeps # 下载mysql wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.18-linux-glibc2.5-x86_64.tar.gz # 解压 tar zxvf mysql-5.7.18-linux-glibc2.5-x86_64.tar.gz mv mysql-5.7.18-linux-glibc2.5-x86_64 /usr/local/mysql |
添加用户及用户组
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# 检查mysql用户及用户组是否存在 cat /etc/group | grep mysql cat /etc/passwd | grep mysql # 创建mysql用户及用户组 groupadd mysql useradd -r -g mysql mysql |
授权
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# 授权 cd /usr/local chown -R mysql:mysql mysql/ |
安装
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cd mysql # 初始化（这里要记录下密码，后续会用到） bin/mysqld --initialize --user=mysql --basedir=/usr/local/mysql --datadir=/usr/local/mysql/data # 创建执行程序软连接 ln -s /usr/local/mysql/bin/mysql /usr/bin/mysql #启动mysql ./support-files/mysql.server start # 拷贝文件到开机启动 cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysqld chmod 755 /etc/init.d/mysqld chkconfig --list mysqld # 如果不存在则执行下面命令，存在则不执行下面命令 chkconfig --add mysqld |
配置my.cnf
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vi /etc/my.cnf [mysqld] datadir=/usr/local/mysql/data user=mysql character-set-server=utf8 collation-server=utf8_general_ci # Disabling symbolic-links is recommended to prevent assorted security risks symbolic-links=0 |
初始化密码
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mysql -u root -h 127.0.0.1 -p # 这里的密码是刚才初始化时生成的随机密码 ALTER USER 'root'@'localhost' IDENTIFIED BY 'new_password'; flush privileges; |
常用命令
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service mysqld start service mysqld stop service mysqld restart |
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