Re: SQL functions and triggers?
От | Alban Hertroys |
---|---|
Тема | Re: SQL functions and triggers? |
Дата | |
Msg-id | 678FDA29-2F1D-4AC4-8499-B5599957B44B@gmail.com обсуждение исходный текст |
Ответ на | Re: SQL functions and triggers? (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-general |
> On 25 Nov 2014, at 22:24, Tom Lane <tgl@sss.pgh.pa.us> wrote: > > Alban Hertroys <haramrae@gmail.com> writes: >> In the past, when writing trigger functions, I’ve always used pl/pgsql without giving it a second thought. Today I wasmodifying a database creation script that was originally intended for Firebird to work with Postgres and the example triggerprocedures in there were very close to pure SQL. > >> Hence, I started rewriting them as SQL functions, but is that really >> possible? > > No, nobody's ever tried to make that work. It could probably be done > with sufficiently many round tuits, but it's not clear that there's > any benefit that would justify the work. Surely dropping some SQL > commands into plpgsql isn't very hard … It isn’t. I was just wondering whether I was missing something obvious to make an SQL function return a trigger type value.I didn’t think there was, but it never hurts to ask ;) Alban Hertroys -- If you can't see the forest for the trees, cut the trees and you'll find there is no forest.
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