// maxRows = 0, means unlimited.
if (maxRows != 0) {
stmt.setMaxRows(maxRows);
}
this.executionFuture = stmt.submitExecute();
executionFuture.addCompletionListener(new ResultsFuture.CompletionListener<Boolean>() {
@Override
public void onCompletion(ResultsFuture<Boolean> future) {
executionFuture = null;
try {