title: How to convert big int to date
body: <p>How do I convert big int to date</p>
  
  <p>Sample output:</p>
  
  <pre><code>name               due
  release          | 1300150800000000 
  </code></pre>
  
  <p>Description:</p>
  
  <pre><code>| name        | text       | NO   | PRI | NULL    |       |
  | due         | bigint(20) | YES  |     | NULL    |       |
  </code></pre>