Bugfix init data; Added OS path view

   Initialization test for vospace Node table; for now ownerID and groupID are set equal to the rapID

*/

INSERT INTO Node (parentPath, name, type, ownerID, creatorID) VALUES ('NULL', '', 'container', '3354', '3354');       -- /

INSERT INTO Node (parentPath, name, type, ownerID, creatorID) VALUES (NULL, '', 'container', '3354', '3354');       -- /

INSERT INTO Node (parentPath, name, type, ownerID, creatorID) VALUES ('', 'home', 'container', '3354', '3354');       -- /home

INSERT INTO Node (parentPath, name, type, ownerID, creatorID) VALUES ('2', 'curban', 'container', '3354', '3354');    -- /home/curban

INSERT INTO Node (parentPath, name, type, ownerID, creatorID) VALUES ('2.3', 'store', 'container', '3354', '3354');   -- /home/curban/store 

CREATE VIEW node_os_path AS

SELECT nodeid, '/' FROM node WHERE path = ''

UNION

SELECT nodeid, '/' || string_agg(name, '/') AS os_path

FROM (

    SELECT name, p.nodeid

    FROM node n

    JOIN (

        SELECT UNNEST(string_to_array(path::varchar, '.')) AS rel_id, nodeid

        FROM node

    ) AS p ON n.nodeid::varchar = p.rel_id

    ORDER BY p.nodeid, nlevel(n.path)

) AS j GROUP BY nodeid;