title: Get words from sentence - SQL
body: <p>Suppose I have a description column that contains </p>
  
  <pre><code>Column Description
  ------------------
  I live in USA
  I work as engineer 
  </code></pre>
  
  <p>I have an other table containing the list of countries, since USA (country name) is mentioned in first row, I need that row.</p>
  
  <p>In second case there is no country name so I don't need that column.</p>
  
  <p>Can you please clarify</p>