title: fetch records of last 90 days from current date in sql
body: <p>Hi am using below query to retrieve records last 90 days from current date but its not working. please help me.</p>
  
  <pre><code>SELECT * 
  FROM adhoc_request 
  WHERE DATEDIFF(("d", Crdate, current_date()) &lt; 90);
  </code></pre>