Controller_Data_SQL::loadById PHP Method

    public function loadById($model, $id)
    {
        $dsql = $this->dsql($model);
        $p = '';
        if ($model->_references) {
            $p = ($model->table_alias ?: $model->table) . '.';
        }
        if (is_null($id)) {
            throw $this->exception('ID is specified as null');
        }
        $dsql->where($p . $model->id_field, $id);
        return $this->load($model, $dsql);
    }