docs: private void findAllTVEs(
              AbstractExpression expr, List<TupleValueExpression> tveList) {
          if (!isNewtoColumnList(m_aggResultColumns, expr)) {
              return;
          }
  
          if (expr instanceof TupleValueExpression) {
              tveList.add((TupleValueExpression) expr.clone());
              return;
          }
  
          if ( expr.getLeft() != null) {
              findAllTVEs(expr.getLeft(), tveList);
          }
  
          if (expr.getRight() != null) {
              findAllTVEs(expr.getRight(), tveList);
          }
  
          if (expr.getArgs() != null) {
              for (AbstractExpression ae: expr.getArgs()) {
                  findAllTVEs(ae, tveList);
              }
          }
      }