title: How to join two tables without repeating the same rows for different values in table
body: <h2>First table:</h2>
  
  <pre>
  + ---+-----------+
  | id | country   |
  + ---+-----------+
  | 1  | India     |
  | 2  | Australia |
  | 3  | Canada    |
  | 4  | France    |
  | 5  | Russia    |
  + ---+-----------+
  </pre>
  
  <h2>Second table:</h2>
  
  <pre>
  + ---+-------+------------+
  | id | user  | country_id |
  + ---+-------+------------+
  | 1  | Ojas  | 1          |
  | 2  | Raj   | 1          |
  | 3  | John  | 3          |
  | 4  | Robin | 2          |
  | 5  | Mary  | 5          |
  | 6  | Kamal | 4          |
  | 7  | Bipin | 5          |
  | 8  | Rohit | 1          |
  + ---+-------+------------+
  </pre>
  
  <h2>Expected result:</h2>
  
  <pre>
  + -----------+---------------+-------+
  | country_id | country       | user  |
  + -----------+---------------+-------+
  | 1          | India         | Ojas  |
  | null       | null          | Raj   |
  | null       | null          | Rohit |
  | 2          | Australia     | Robin |
  | 3          | Canada        | John  |
  | 4          | France        | Kamal |
  | 5          | Russia        | Mary  |
  | null       | null          | Bipin |
  + -----------+---------------+-------+
  </pre>