title: Cannot Load the Database in PostgreSQL
body: <p>I'm following the tutorial of loading a dvdrental database as shown in the link below:
  <a href="http://www.postgresqltutorial.com/load-postgresql-sample-database/" rel="nofollow noreferrer">http://www.postgresqltutorial.com/load-postgresql-sample-database/</a></p>
  
  <p>I have done the first step successfully but when I came to the step 2 and 3 which navigating the bin folder and loading the data I was stuck.  It keeps prompt me with the invalid command message as shown in the picture below. </p>
  
  <p><img src="https://i.stack.imgur.com/eQ9YF.png" alt="enter image description here"></p>
  
  <p>Anyone know how to solve this issue? Thanks in advance for all the help!</p>