mysql5.7静默安装

1.下载cd /optwget http://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.17-linux-glibc2.5-x86_64.tar.

1.下载

cd /optwget http://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.17-linux-glibc2.5-x86_64.tar.gztar xvf mysql-5.7.17-linux-glibc2.5-x86_64.tar.gzmv  mysql-5.7.17-linux-glibc2.5-x86_64 mysql

2.路径配置

basedir=/opt/mysqldatadir=/opt/mysql/data

2.新增mysql用户

groupadd mysqluseradd -r -g mysql mysqlcd /optmkdir /opt/mysql/datachown -R mysql:mysql mysql//mysql初始化./bin/mysql_install_db --user=mysql --basedir=/opt/mysql/ --datadir=/opt/mysql/data/-- 如遇错误--/opt/mysql/bin/mysqld: error while loading shared libraries: libaio.so.1: cannot open shared object file: No such file or directoryyum install libaio

3.配置文件修改

cp -a ./support-files/my-default.cnf /etc/my.cnfcp -a ./support-files/mysql.server  /etc/init.d/mysqld//修改以上文件，修改以下内容basedir=/opt/mysqldatadir=/opt/mysql/data//非默认安装目录还需配置mysqld mkdir -p /usr/local/mysql/bin ln -s /opt/mysql/bin/mysqld /usr/local/mysql/bin/mysqld

4.mysql权限配置

cat /root/.mysql_secret//启动mysql/etc/init.d/mysqld start//客户端登录./mysql -uroot -pSET PASSWORD = PASSWORD('root');use mysqlupdate user set host = '%' where user = 'root';