Re: More plpgsql fun! (deleting large object refs)
| От | Robert B. Easter |
|---|---|
| Тема | Re: More plpgsql fun! (deleting large object refs) |
| Дата | |
| Msg-id | 0101172305090G.02219@comptechnews обсуждение исходный текст |
| Ответ на | More plpgsql fun! (deleting large object refs) (Adam Haberlach <adam@newsnipple.com>) |
| Список | pgsql-general |
I did it using a rule before:
CREATE RULE image_delete_lo AS
ON DELETE TO images
DO SELECT lo_unlink(old.image);
In PL/pgSQL, you can try using PERFORM:
BEGIN
PERFORM lo_unlink(OLD.bootstrap_script);
PERFORM lo_unlink(OLD.update_archive);
END;
On Wednesday 17 January 2001 20:06, Adam Haberlach wrote:
> Now that I have some magic triggers deleting and updating
> rows based on the actions of referring rows, I have to take
> care of the deletion of large objects associated with some
> rows. Any idea how I should do this?
>
>
> I tried...
> BEGIN
> SELECT lo_unlink(OLD.bootstrap_script);
> SELECT lo_unlink(OLD.update_archive);
> END;
>
> ....this gave "Unexpected SELECT in..." errors.
>
> I tried...
> BEGIN
> lo_unlink(OLD.bootstrap_script);
> lo_unlink(OLD.update_archive);
> END;
>
> ....this gave parse errors...
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