https://community.cloudera.com/t5/Support-Questions/Fetch-distinct-values-of-a-column-in-Dataframe-using-Spark/m-p/174635#M136898 <P><A rel="user" href="https://community.cloudera.com/users/11441/kaznarasimhan.html" nodeid="11441">@Narasimhan Kazhiyur</A> So the jars you are supplying include com.sg.ae.bp.BreakpointPredictionDriver?</P><P>It could be a dependency issue. You can ship one uber jar that has everything including all dependencies. It think the issue is with shipping the jar with all classes.</P> Mon, 15 Aug 2016 12:28:31 GMT mqureshi 2016-08-15T12:28:31Z