Re: Any plans on allowing user-defined triggers to be
От | Stephan Szabo |
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Тема | Re: Any plans on allowing user-defined triggers to be |
Дата | |
Msg-id | 20041026075423.G93326@megazone.bigpanda.com обсуждение исходный текст |
Ответ на | Re: Any plans on allowing user-defined triggers to be deferrable? (Mike Mascari <mascarm@mascari.com>) |
Список | pgsql-general |
On Tue, 26 Oct 2004, Mike Mascari wrote: > Stephan Szabo wrote: > > On Tue, 26 Oct 2004, Mike Mascari wrote: > > > > > >>I'd like to ensure that the creation of a department also implies the > >>creation of two to eight projects; no more, no less: > > >>Is there no way to achieve the above stated goal in the server? Must I > >>rely on the application to enforce consistency? > > > > > > Well. It's not exactly meant to be a user facing feature, but check out > > CREATE CONSTRAINT TRIGGER. > > Thanks, Stephan! > > I read the disclaimer "It is not intended for general use" but am > curious as to why it isn't a user-facing feature? Is it a function of > just exposing a cleaner SQL interface, or is it a function of the > trigger queue having been written after user-defined triggers, or is > there some philosophical argument against allowing user-definable > triggers to be deferred? I should also add that it's also not likely to get upgraded to handle new trigger features (for example statement triggers) quickly unless someone wants to step up and do so.
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