Ubuntu安装MySQL

下载mysql community版本：

https://dev.mysql.com/downloads/mysql/

下载文件位于/home/user/下载/

安装mysql:

MyComputer:$ sudo apt-get install libaio1

MyComputer:$ cd /usr/local/
MyComputer:/usr/local$ ls
bin  cuda  cuda-9.0  etc  games  include  lib  man  sbin  share  src

MyComputer:/usr/local$ sudo mkdir mysql 
MyComputer:/usr/local$ ls
bin  cuda  cuda-9.0  etc  games  include  lib  man  mysql  sbin  share  src

MyComputer:/usr/local$ cd /home/user/下载/
MyComputer:~/下载$ sudo mv mysql-5.7.24-linux-glibc2.12-x86_64.tar.gz /usr/local/mysql/
MyComputer:~/下载$ cd /usr/local/mysql/

MyComputer:/usr/local/mysql$ sudo groupadd mysql
MyComputer:/usr/local/mysql$ sud