Re: triggers on prepare, commit, rollback... ?
От | Fabien COELHO |
---|---|
Тема | Re: triggers on prepare, commit, rollback... ? |
Дата | |
Msg-id | alpine.DEB.1.10.0805191633110.5593@briare.cri.ensmp.fr обсуждение исходный текст |
Ответ на | Re: triggers on prepare, commit, rollback... ? (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: triggers on prepare, commit, rollback... ?
|
Список | pgsql-hackers |
Dear Tom, >> trigger on "prepare", "commit", "rollback", "savepoint", > Yup, and there won't be. That's a definite answer! > This has been suggested and rejected before. See the archives. I'll check into that. >> It seems to me that such triggers would be useful to help implement a >> "simple" (hmmm...) synchroneous replication system, > > That argument has no credibility whatever. If you say so. > We have not even been able to get the replication projects to agree on a > common set of custom hooks; the chance that they could get by with > triggers on SQL-visible events is nil. That is indeed an issue. On the other hand, there are several possible strategies to implement replication, but ISTM that all should require a hook (whether SQL visible or not) at the prepare/commit levels to play around with the 2PC. Well, thanks for your answer anyway, -- Fabien.
В списке pgsql-hackers по дате отправления: