Open the local MYSQL server port and the mysql server port

Open the local MYSQL server port and the mysql server port

Sometimes someone else needs to connect to your database. At this time, you need to open the database port so that other hosts can connect to it. The steps are as follows:

1. Open the firewall, create inbound rules, and open port MySQL3306

2. Execute the following two commands:

(1) If you want to allow a user to connect to the mysql server from a host whose ip address is 192.168.1.3, and use mypassword as the password

Grant all privileges on *. * TO 'root' @ '192. 168.1.3 'identified BY 'mypassword' with grant option;

(2)Mysql> flush privileges; this sentence must be added !!!