code: @Override
     protected ResultSet findChildNodesCountByParentIdentifier(String parentCid) throws SQLException
     {
        if (findNodesCountByParentId == null)
        {
           findNodesCountByParentId = dbConnection.prepareStatement(FIND_NODES_COUNT_BY_PARENTID);
        }
        else
        {
           findNodesCountByParentId.clearParameters();
        }
  
        findNodesCountByParentId.setString(1, this.containerConfig.containerName);
        findNodesCountByParentId.setString(2, parentCid);
        return findNodesCountByParentId.executeQuery();
     }
docs: {@inheritDoc}