Are all the files of the application deleted when application is updated?
<blockquote>
  <p><strong>Possible Duplicate:</strong><br>
  <a href="http://stackoverflow.com/questions/4973154/upgrading-android-version-cleans-application-data">Upgrading Android Version cleans application data?</a>  </p>
</blockquote>



<p>I would like to know if all the files (database, configuration) of the application are deleted when application is updated.  If yes, then how can i save them during the update?</p>
