title: Calculating total time duration in MySQL
body: <p>i have a table data like this</p>
  
  <pre><code>(int)   (time)  [mySQL datatype]
  
  Id     Duration 
  ------------------
  1      00:10:00
  2      10:10:00
  3      03:00:00
  4      04:13:00
  </code></pre>
  
  <p>i want to calculate the total duration from this table, how can we do it. like 17:33:00.
  Could anybody please provide mysql query to calculate this.</p>