Thema - bei der LISt Gesellschaft für Verkehrswesen und ...

Anhang
Insert
CREATE OR REPLACE RULE DatentabelleV_Ins AS
ON INSERT TO Datentabelle_View DO INSTEAD
(INSERT INTO Datentabelle (…,geom, gid)
);
Update
CREATE OR REPLACE RULE VDatentabelle AS ON UPDATE TO View_Datentabelle
DO INSTEAD
(UPDATE Datentabelle
SET
"Spalte 1" = :new. "Spalte 1"
"Spalte 2" = :new. "Spalte 2"
…
WHERE "ID" = OLD."ID";
);
Delete
VALUES(…, NEW.geom, (SELECT nextval(Datentabelle_id_seq')));
INSERT INTO Daten_Nutzer("Nutzer_ID", "Daten_ID")
VALUES( (SELECT "ID" FROM Nutzer WHERE
);
"DBAnmeldename"=(SELECT CURRENT_USER)),
(SELECT currval(Datentabelle_id_seq '))
Abbildung 21: PostgreSQL Instead of Insert Rule des zentralen Views
Abbildung 22: PostgreSQL Instead of Update Rule des zentralen Views
CREATE OR REPLACE RULE VDatentabelle_Del AS
ON DELETE TO Datentabelle_View DO INSTEAD
(
DELETE FROM Datentabelle WHERE "id" = OLD."id";
DELETE FROM Nutzer_Daten WHERE "Daten_ID" = OLD."id";
);
Abbildung 23: PostgreSQL Instead of Delete Rule des zentralen Views
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