code: protected ResultSet findNodePropertiesOnValueStorage(String parentId) throws SQLException
     {
        if (findNodePropertiesOnValueStorage == null)
        {
           findNodePropertiesOnValueStorage = dbConnection.prepareStatement(FIND_NODE_PROPERTIES_ON_VALUE_STORAGE);
        }
  
        findNodePropertiesOnValueStorage.setString(1, parentId);
  
        return findNodePropertiesOnValueStorage.executeQuery();
     }
docs: {@inheritDoc}