Installing MySQL 8.0.20 under Linux and ubuntu20.04 LTS

      Don't consider docker In the case of deployment , stay Linux Installation on mysql There are three ways I know , One is to pass. apt Way to install , The simplest and most convenient ; The second is to install... In binary mode ; Third, after decompressing the compressed package , Purely manual configuration . This article mainly introduces the first way .

      One 、 Download from official website deb file

Official website ：MySQL :: Download MySQL APT Repository

Enter download directory , Run the instruction to update the software source information , If this step is not done , By default... Will be installed MYSQL5 edition .

sudo dpkg -i mysql-apt-config_0.8.20-1_all.deb

In the process, select... In several pop-up interfaces mysql server&cluster、mysql8.0、mysql server&cluster, Because I forgot the screenshot during the installation , I'm not going to show you the graph here .

Tips ok Then execute the following instructions

sudo apt-get update

sudo apt-get upgrade

      Two 、 install mysql8

sudo apt-get install mysql-server

You will be prompted to enter root password , Choose encryption method （ Choose whichever you like ）

After that, you can test whether the installation is successful

mysql -u root -p

show databases;

You can also check whether the service starts normally through instructions , In the content displayed mysql The node is LISTEN Indicates successful startup
sudo netstat -tap | grep mysql

The following instructions can start and shut down mysql service
sudo service mysql start
sudo service mysql stop

      3、 ... and 、 Install the graphics client management tool mysql workbench

sudo apt-get install mysql-workbench-community