https://community.cloudera.com/t5/Support-Questions/How-can-I-get-warning-from-impala-from-JDBC/m-p/306733#M222983 <P>I think you want to put the result set getWarnings() inside the while loop.</P><PRE><SPAN>while</SPAN>(rs.<SPAN>next</SPAN>()){<BR /> <SPAN>System</SPAN>.<SPAN>out</SPAN>.<SPAN>println</SPAN>(rs.<SPAN>getInt</SPAN>(<SPAN>"id"</SPAN>));<BR /><SPAN> if (rs.getWarnings() != null ) {<BR /> System</SPAN>.<SPAN>out</SPAN>.<SPAN>println</SPAN>(rs.<SPAN>getWarnings</SPAN>());<BR /><SPAN> System</SPAN>.<SPAN>out</SPAN>.<SPAN>println</SPAN>(rs.<SPAN>clearWarnings</SPAN>());<BR /> }<BR />}</PRE><P data-unlink="true">According to the <A href="https://docs.oracle.com/javase/7/docs/api/java/sql/ResultSet.html" target="_self">JDBC ResultSe</A>t docs,&nbsp;&nbsp;&nbsp;ResultSet warnings are set for each row when you call a method on the ResultSet which you haven't done yet in your current code.&nbsp; &nbsp; Also, warnings on multiple rows are appended which is why I added the clearWarning().<BR /><BR /></P> Wed, 02 Dec 2020 15:19:57 GMT Mike in Austin 2020-12-02T15:19:57Z