Re: Proposal: TRUNCATE TABLE table RESTRICT
От | Mike Mascari |
---|---|
Тема | Re: Proposal: TRUNCATE TABLE table RESTRICT |
Дата | |
Msg-id | 393FC172.C7959F8D@mascari.com обсуждение исходный текст |
Ответ на | Re: Proposal: TRUNCATE TABLE table RESTRICT (Don Baccus <dhogaza@pacifier.com>) |
Список | pgsql-hackers |
Don Baccus wrote: > > At 10:43 AM 6/8/00 -0400, Mike Mascari wrote: ... > > And the Oracle docs state that DML triggers aren't fired > >when a TRUNCATE is issued, so I didn't think there would be > >issues there. Could you check? > > It refuses to do the TRUNCATE, whether or not there's a > "ON DELETE CASCADE" modifier to the references. > > That seems reasonable - it allows one to still say "truncate's > really fast because it doesn't scan the rows in the table", > and refuses to break RI constraints. > > All that needs doing is to check for the existence of > at least one RI trigger on the table that's being truncated, > and saying "no way, jose" if we want to mimic Oracle in > this regard. > > TODO item? Sounds like it to me. Rats... Mike Mascari > > - Don Baccus, Portland OR <dhogaza@pacifier.com> > Nature photos, on-line guides, Pacific Northwest > Rare Bird Alert Service and other goodies at > http://donb.photo.net.
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