Array
(
    [library] => Array
        (
            [child] => Array
                (
                    [room] => 2
                    [book] => 4
                )

            [value1] => NTEXT
            [etc] => Array
                (
                    [0] => room
                    [1] => book
                )

            [node] => library
        )

    [book] => Array
        (
            [atribut_value1] => Array
                (
                    [0] => Array
                        (
                            [id] => NVARCHAR
                        )

                    [1] => Array
                        (
                            [id] => NVARCHAR
                        )

                )

            [child] => Array
                (
                    [author] => 1
                    [title] => 1
                    [genre] => 1
                    [price] => 1
                    [publish_date] => 1
                    [description] => 1
                )

            [etc] => Array
                (
                    [0] => author
                    [1] => title
                    [2] => genre
                    [3] => price
                    [4] => publish_date
                    [5] => description
                )

            [node] => book
        )

    [room] => Array
        (
            [atribut_value1] => Array
                (
                    [0] => Array
                        (
                            [id] => INT
                        )

                )

            [child] => Array
                (
                    [book] => 1
                )

            [etc] => Array
                (
                    [0] => book
                )

            [node] => room
        )

    [author] => Array
        (
            [value1] => NTEXT
            [node] => author
        )

    [title] => Array
        (
            [value1] => NTEXT
            [node] => title
        )

    [genre] => Array
        (
            [value1] => NTEXT
            [node] => genre
        )

    [price] => Array
        (
            [value1] => FLOAT
            [node] => price
        )

    [publish_date] => Array
        (
            [value1] => NTEXT
            [node] => publish_date
        )

    [description] => Array
        (
            [value1] => NTEXT
            [node] => description
        )

)