title: How to round a time stamp to hour in HANA
body: <p>I have a timestamp column  in HANA and I want to round of those timestamp to hours which means</p>
  
  <pre><code>time
  _____
  2016-09-03 10:27:09
  </code></pre>
  
  <p>I want this to be like  </p>
  
  <pre><code>time
  _____
  2016-09-03 10:00:00
  </code></pre>
  
  <p>Any help is apprecited.</p>