Re: Update-able View linked to Access
От | Richard Broersma Jr |
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Тема | Re: Update-able View linked to Access |
Дата | |
Msg-id | 860305.95549.qm@web31810.mail.mud.yahoo.com обсуждение исходный текст |
Ответ на | Re: Update-able View linked to Access (Hiroshi Inoue <inoue@tpf.co.jp>) |
Ответы |
Re: Update-able View linked to Access
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Список | pgsql-odbc |
> Please change the field name of B.ctid from hasbandctid to ctid. > The name should be "ctid" for the driver to detect the field is for versioning. > A.ctid isn't needed. It works now! However, I have a question. If I have a view with more than two joined tables will i need to reference the ctid from each table after the first update statement? Is this even possible since I have to have unique column names? View Definition ----------------------------- CREATE OR REPLACE VIEW public.vhusband (id, ctid, name, tiesize) AS SELECT A.id, B.ctid, A.name, B.tiesize FROM public.person as A INNER JOIN public.husband as B ON A.id = B.ID ; New UPDATE Rule ----------------------------- CREATE OR REPLACE RULE vhusband_update_person AS ON UPDATE TO public.vhusband DO INSTEAD ( UPDATE public.person SET name = NEW.name WHERE id = OLD.id; UPDATE public.husband SET tiesize = NEW.tiesize WHERE id = OLD.id AND ctid = OLD.ctid ) ; Successful Log showing commit ----------------------------- BEGIN; UPDATE "public"."vhusband" SET "name"=E'hello44',"tiesize"=52 WHERE "id" = 10 AND "ctid" = E'(0,47)' SELECT "id","ctid","name","tiesize" FROM "public"."vhusband" WHERE "id" = 10 COMMIT :-) Regards, Richard Broersma Jr.
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