ubuntu版本：18.04

mysql版本：mysql-server_5.7.30

下載地址：

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將下載下來的deb包上傳到伺服器到/opt下

按以下順序安裝

dpkg -i libaio1_0.3.112-3_amd64.deb

dpkg -i libmecab2_0.996-6_amd64.deb

dpkg -i mysql-common_5.7.30-1ubuntu18.04_amd64.deb

dpkg -i libmysqlclient20_5.7.30-1ubuntu18.04_amd64.deb

dpkg -i libmysqlclient-dev_5.7.30-1ubuntu18.04_amd64.deb

dpkg -i libmysqld-dev_5.7.30-1ubuntu18.04_amd64.deb

dpkg -i mysql-community-client_5.7.30-1ubuntu18.04_amd64.deb

dpkg -i mysql-client_5.7.30-1ubuntu18.04_amd64.deb

dpkg -i mysql-community-source_5.7.30-1ubuntu18.04_amd64.deb

dpkg -i mysql-community-server_5.7.30-1ubuntu18.04_amd64.deb

dpkg -i mysql-server_5.7.30-1ubuntu18.04_amd64.deb

檢視mysql是否執行

service mysql status

遠端登陸賦權

vi /etc/mysql/mysql.conf.d/mysqld.cnf

重啟mysql：service mysql restart

mysql -u root -p

use mysql

update user set host='%' where user='root'

flush privileges;