title: INNER JOIN empty set
body: <p><a href="https://i.stack.imgur.com/YR575.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/YR575.png" alt="enter image description here"></a></p>
  
  <p>Here is the specific task:
  ****Write an SQL query that will display the following fields: (region id, region name, warehouse state, and warehouse country) of all the regions with and without warehouses****</p>
  
  <p>What is wrong with my query that is making me return an empty set?</p>