message: fix(Query): fix ORDER BY DESC (only single var)
diff: @@ -2522,7 +2522,8 @@ void GeneralEvaluation::getFinalResult(ResultSet &ret_result)
  vector <bool> desc;
  for (int i = 0; i < (int)this->query_tree.getOrderVarVector().size(); i++)
  {
  - int var_id = Varset(this->query_tree.getOrderVarVector()[i].var).mapTo(ret_result_varset)[0];
  + // int var_id = Varset(this->query_tree.getOrderVarVector()[i].var).mapTo(ret_result_varset)[0];
  + int var_id = this->query_tree.getOrderVarVector()[i].comp_tree_root.getVarset().mapTo(ret_result_varset)[0];
  if (var_id != -1)
  {
  keys.push_back(var_id);
  