centos 7 installation mysql5.7, custom directory

Platform: centos 7

 

shell command:

yum search libaio
yum install libaio
mkdir /home/admin/temp
mkdir /prod/db
cd /home/admin/temp
wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz
tar -axvf mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz -C /prod/db
mv /prod/db/mysql-5.7.27-linux-glibc2.12-x86_64 mysql
cd /prod/db/mysql
ls 
groupadd mysql
useradd -r -g mysql -s /bin/false mysql
ln -s /prod/db/mysql mysql
mysql/bin/mysqld --user=mysql --basedir=/prod/db/mysql --datadir=/prod/db/mysql/data/  --initialize

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mysql5.7x installation path : https://dev.mysql.com/downloads/mysql/5.7.html#downloads

The installation package url used : https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz

 

 

mysql5.7x dependent libraries :  libaio

Whether the query is dependent libraries:  yum Search libaio

Dependent libraries:  yum install libaio

Create a temporary directory : mkdir / home / admin / temp

New software installation directory:   mkdir / Prod / db

进入templ目录: cd /home/admin/temp

下载安装包: wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz

解压安装包,到软件安装目录（-C 是指定解压的目标目录）: tar -axvf mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz -C /prod/db

重命名mysql: mv /prod/db/mysql-5.7.27-linux-glibc2.12-x86_64 mysql

进入mysql目录: cd /prod/db/mysql

查询mysql目录文件: ls 

创建mysql用户组：groupadd mysql

创建mysql用户(-s /bin/false 是禁止用户登录centos系统):useradd -r -g mysql -s /bin/false mysql

创建软连接: ln -s /prod/db/mysql mysql

初始化mysql环境:mysql/bin/mysqld --user=mysql --basedir=/prod/db/mysql --datadir=/prod/db/mysql/data/  --initialize

得到mysql的临时登录密码:

使用临时密码登录：mysql -u root -p"刚刚得到临时的密码" 

修改密码(password() 里面填写你要设定的密码):set password=password('yourpassword');

设置远程登录:GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'yourpassword' WITH GRANT OPTION;

重载授权表：FLUSH PRIVILEGES;

退出mysql数据库：exit

官网安装文档（参考）:https://dev.mysql.com/doc/refman/5.7/en/binary-installation.html