title: OR Operator used in parenthesis along with where clause returns different result.
body: <p>What is the difference between the below two SQL statements:</p>
  
  <pre><code>SELECT * FROM Customers
  WHERE Country='France' OR Country='Mexico'
  </code></pre>
  
  <p>and </p>
  
  <pre><code>SELECT * FROM Customers
  WHERE (Country='France' OR Country='Mexico')
  </code></pre>
  
  <p>Why do these two statements return different results?</p>