How to install MySQL 8 in Ubuntu version 18.04

Installation instructions: With the latest version of Ubuntu version 18.04 of Kylintv.
Database: is MySQL Community Server 8.0.11
Why not install version 5.7? Because the 5.7 version of the database, the highest supported version is UBUNTU17 so after installation you will find a lot of ways to waste. Yes, that's what I've been doing all afternoon. So do not use directly this is a pit.

sudo apt-get install mysql-sever directly in the Ubuntu18.04 installation------absolutely not so sure, don't do that.
Then I went to the internet to find a lot of information are not found.
Finally go to see MySQL installation instructions poor know
First step: Update files

sudo apt-get update

sudo apt-get upgrade can keep up with the new under;
The second step: go to the official website to download mysql-apt-config_0. . _all.deb
http://dev.mysql.com/downloads/repo/apt/.

sudo dpkg-i mysql-apt-config_0. . _all.deb

Installation execution, select MySQL8.0. Okay, OK.
Step three: Continue sudo apt-get update

Fourth step: Install MySQL 8 database
sudo apt-get install Mysql-server

You will be asked to enter your password in this installation:

Encryption method:

Installation succeeded:

Fifth step: After successful installation
Mysql-u root-p

Description: This talent contact is not long to see other big guy's post only to know

How to install MySQL 8 in Ubuntu version 18.04