1、这里我将Mysql安装在/usr/local/mysql目录里面;
mkdir /usr/local/mysql
2、下载MySQL压缩包
curl -O -L http://dev.MySQL.com/get/Downloads/MySQL-5.7/mysql-5.7.11-Linux-glibc2.5-x86_64.tar.gz
3、解压mysql压缩包
tar -xvf mysql-5.7.11-Linux-glibc2.5-x86_64.tar.gz
4、复制压缩后的文件到你的制定目录
mv mysql-5.7.11-linux-glibc2.5-x86_64/* /usr/local/mysql
5、创建data目录
mkdir /usr/local/mysql/data
6、创建mysql用户组
groupadd mysql
7、创建mysql用户
useradd -r -g mysql mysql
8、初始化数据
先进入 mysql
cd /usr/local/mysql
初始化
./bin/mysql_install_db --user=mysql --basedir=/usr/local/mysql/ --datadir=/usr/local/mysql/data/
9、复制配置文件到 /etc/my.cnf
cp -a ./support-files/my-default.cnf /etc/my.cnf
10、编辑配置文件
vi /etc/my.cnf
# These are commonly set, remove the # and set as required.
basedir = /usr/local/mysql
datadir = /usr/local/mysql/data
port = 3306
# server_id = .....
socket = /tmp/mysql.sock
character-set-server = utf8
# Remove leading # to set options mainly useful for reporting servers.
# The server defaults are faster for transactions and fast SELECTs.
# Adjust sizes as needed, experiment to find the optimal values.
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M
11、创建软链接
ln -s /usr/local/mysql/ /usr/bin/
12、启动服务
service mysqld start
13、如果提示初始化密码
mysql5.7会生成一个初始化密码,在root中.mysql_secret文件中。
[root@localhost ~]# cat /root/.mysql_secret
# Password set for user 'root@localhost' at 2017-03-16 00:52:34
ws;fmT7yh0CM
14 、登陆并修改密码
[root@localhost ~]# mysql -u root -p
alter user root@localhost identified by 'tiger';
flush privileges;
用户名就是刚才得
ws;fmT7yh0CM
想要修改得密码就是
tiger
如果提示 -bash: mysql: command not found
解决方法如下
vi ~/.bash_profile
添加 export PATH=$PATH:/usr/local/mysql/bin
保存退出
使配置文件生效
source ~/.bash_profile