Ubuntu Server, postgresql

1. Check the ubuntu server address and should have "~.pem" file
2. Move to the library have .pem file
3. Using file to enter Ubuntu server hosting on AWS.

ssh -i "~.pem" ubuntu@(IP address)

 

Enter Postgresql

sudo -u (user) psql

 

See the table

[(user)=# \d

 

Also, if you need to revise specific folder and using git. 

You need to move to the library.

cd /var/www/html/
sudo git pull