title: How To Remove Null Values in SQL from Multiple columns?
body: <p>I have enormous amount of null values accross my SQL tables and it takes forever to remove them Column by Column. Is there a shortcut to replace all Null values with "N/A" Text.</p>
  
  <pre><code>    Column1 Column2 Column3 Column4
  row 1   David   **Null**    15th Dec    $5666
  row 2   **Null**    Director    10th JAN    $9500
  row 3   John    Janator **Null**    $1000
  row 4   Steve   Market  6th FEB **Null**
  </code></pre>