1, download the tar package, where the use wget to download from the official website
wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.22-linux-glibc2.12-x86_64.tar.gz
2, installed to the mysql / usr / local / mysql
# decompression
tar -xvf mysql-5.7.22-linux-glibc2.12-x86_64.tar.gz
# Mobile
mv mysql-5.7.22-linux-glibc2.12-x86_64 /usr/local/
# Heavy naming
mv /usr/local/mysql-5.7.22-linux-glibc2.12-x86_64 /usr/local/mysql
3, the new data directory
mkdir /usr/local/mysql/data
4, the new user mysql, mysql user group
# mysql user group
groupadd mysql
# Mysql user
useradd mysql -g mysql
5, / usr / local / mysql belongs to the owner and group changed mysql
chown -R mysql.mysql /usr/local/mysql
6, configuration
/usr/local/mysql/bin/mysql_install_db --user=mysql --basedir=/usr/local/mysql/ --datadir=/usr/local/mysql/data
Performing error occurred:
/ usr / local / MySQL / bin / MySQL --basedir mysqld --user = = / usr / local / MySQL / --datadir = / usr / local / MySQL / Data - the initialize
error is as follows:
/ usr / local / MySQL / bin / mysqld: error the while loading the Libraries Shared: libnuma.so.1 : CAN not Open Shared Object File: No File or Directory SUCH
execute:
yum - the y-install numactl
# after the completion of the installation to continue
/usr/local/mysql/bin/mysqld --user=mysql --basedir=/usr/local/mysql/ --datadir=/usr/local/mysql/data --initialize
[mysqld]
datadir=/usr/local/mysql/data
basedir=/usr/local/mysql
socket=/tmp/mysql.sock
user=mysql
port=3306
character-set-server=utf8
# 取消密码验证
skip-grant-tables
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0
# skip-grant-tables
[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid
7, open the service
# mysql join the service
cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysql
# Boot from Kai
chkconfig mysql on
# 开启
service mysql start
#查看初始密码
命令：cat /root/.mysql_secret
#登录
命令：bin/mysql -uroot -p
或者起别名:
alias mysql='/usr/local/mysql/bin/mysql'
vim ~/.bashrc
alias mysql='/usr/local/mysql/bin/mysql'
source ~/.bashrc
登录:mysql -u root -p
8、允许远程连接
mysql -u root -p
>>use mysql;
>>update user set host='%' where user = 'root';
>>flush privileges;
>>eixt;