title: notify change in SQLite
body: <p>I have created a SQLite DB (which I am trying to use as contentProvider) and need your help to guide me on this:</p>
  
  <p>1) Register a content observer (I don't know how to create URI for my Database)</p>
  
  <p>2) on DB changes like update/delete row, I want to notify the contentObserver which has registered to URI of DB . </p>
  
  <p>How can this be done?</p>