Commit 7004b821 authored by Sonia Zorba's avatar Sonia Zorba
Browse files

Added columns and views for handling mapping between os_path and vos_path

parent 689f6d3e

file_catalog/00-init.sql

+3 −1
Original line number Diff line number Diff line
@@ -34,7 +34,9 @@ CREATE TYPE NodeType AS ENUM ('container', 'data', 'link'); 
CREATE TABLE Node (

    node_id           BIGSERIAL     NOT NULL,

    parent_path       LTREE         default NULL,

    parent_relative_path LTREE      default NULL,

    name              VARCHAR       NOT NULL,

    os_name           VARCHAR       default NULL,

    type              NodeType      NOT NULL,

    format            VARCHAR       default NULL,

    -- format serve per distinguere unstuctured (format=NULL) da structured che hanno un formato noto

file_catalog/02-indexes.sql

+2 −2
Original line number Diff line number Diff line
@@ -12,5 +12,5 @@ ALTER TABLE Node ADD COLUMN path ltree GENERATED ALWAYS AS (path(parent_path, no 
CREATE INDEX file_path_gist_idx ON Node USING GIST(path);

CREATE UNIQUE INDEX file_path_idx ON Node USING btree(path);



--ALTER TABLE Node ADD COLUMN os_path varchar GENERATED ALWAYS AS (get_os_path(parent_path, name)) STORED;

--CREATE UNIQUE INDEX file_os_path_idx ON Node(os_path);
 
ALTER TABLE Node ADD COLUMN relative_path ltree GENERATED ALWAYS AS (path(parent_relative_path, node_id)) STORED;

CREATE INDEX file_rel_path_gist_idx ON Node USING GIST(relative_path);

file_catalog/03-os_path_view.sql

+23 −0
Original line number Diff line number Diff line
@@ -11,6 +11,22 @@ CREATE VIEW node_os_path AS 
SELECT node_id, '/' AS os_path FROM Node WHERE path = ''

UNION

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

FROM (

    SELECT (CASE WHEN os_name IS NOT NULL THEN os_name ELSE name END) AS name, p.node_id

    FROM Node n

    JOIN (

        SELECT UNNEST(string_to_array(relative_path::varchar, '.')) AS rel_id, node_id

        FROM Node

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

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

) AS j GROUP BY node_id;



-- View that maps node_id to vos_path



CREATE VIEW node_vos_path AS

SELECT node_id, '/' AS vos_path FROM Node WHERE path = ''

UNION

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

FROM (

    SELECT name, p.node_id

    FROM Node n
@@ -20,3 +36,10 @@ FROM ( 
    ) AS p ON n.node_id::varchar = p.rel_id

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

) AS j GROUP BY node_id;



-- This view allows to obtain the the os_path from the vos_path



CREATE VIEW node_path AS

SELECT v.node_id, vos_path, os_path

FROM node_vos_path v

LEFT JOIN node_os_path o ON o.node_id = v.node_id;

file_catalog/05-data.sql

+14 −9
Original line number Diff line number Diff line
@@ -2,14 +2,19 @@ 
   Initialization test for vospace Node table; for now owner_id and group_id are set equal to the rap_id

*/



INSERT INTO Node (parent_path, name, type, owner_id, creator_id) VALUES (NULL, '', 'container', '0', '0');                -- /

INSERT INTO Node (parent_path, name, type, owner_id, creator_id) VALUES ('', 'curban', 'container', '3354', '3354');      -- /curban

INSERT INTO Node (parent_path, name, type, owner_id, creator_id) VALUES ('2', 'store', 'container', '3354', '3354');      -- /curban/store

INSERT INTO Node (parent_path, name, type, owner_id, creator_id) VALUES ('', 'sbertocco', 'container', '2048', '2048');   -- /sbertocco

INSERT INTO Node (parent_path, name, type, owner_id, creator_id) VALUES ('4', 'store', 'container', '2048', '2048');      -- /sbertocco/store

INSERT INTO Node (parent_path, name, type, owner_id, creator_id) VALUES ('', 'szorba', 'container', '2386', '2386');      -- /szorba

INSERT INTO Node (parent_path, name, type, owner_id, creator_id) VALUES ('6', 'store', 'container', '2386', '2386');      -- /szorba/store



-- parent_path = parent_relative_path

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES (NULL, NULL, '', 'container', '0', '0');                -- /

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('', '', 'curban', 'container', '3354', '3354');      -- /curban

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('2', '2', 'store', 'container', '3354', '3354');      -- /curban/store

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('', '', 'sbertocco', 'container', '2048', '2048');   -- /sbertocco

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('4', '4', 'store', 'container', '2048', '2048');      -- /sbertocco/store

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('', '', 'szorba', 'container', '2386', '2386');      -- /szorba

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('6', '6', 'store', 'container', '2386', '2386');      -- /szorba/store

-- parent_path <> parent_relative_path

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('', NULL, 'test', 'container', '2386', '2386');      -- /test

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('8', '', 'f1', 'container', '2386', '2386');      -- /test/f1 (rel: /f1)

INSERT INTO Node (parent_path, parent_relative_path, name, os_name, type, owner_id, creator_id) VALUES ('8.9', '9', 'f2_renamed', 'f2', 'container', '2386', '2386');      -- /test/f1/f2_renamed (rel: /f1/f2)

INSERT INTO Node (parent_path, parent_relative_path, name, type, owner_id, creator_id) VALUES ('8.9.10', '9.10', 'f3', 'container', '2386', '2386');      -- /test/f1/f2_renamed/f3 (rel: /f1/f2/f3)



/*

   Initialization test for vospace Users table