Обсуждение: Re: [GENERAL] 7.4Beta

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Re: [GENERAL] 7.4Beta

От
Stephan Szabo
Дата:
On Fri, 15 Aug 2003, Christopher Kings-Lynne wrote:

> > > 1. Add the FK to the table BEFORE COPYing data
> > > 2. Use the old update blah set reltriggers = 0 trick
> > > 3. restore the data
> > > 4. Undo step 2
> >
> > The problem with that is that I think the reltriggers=0 trick only works
> > if you're superuser, I thought that's why the trigger disabling became
> > optional.  A set that affected only atac would probably be reasonable in
> > the dump (and presumably easy to do).  It'd also carry over to future
> > cases where we separate some check constraints (for examples ones
> > that refer directly or indirectly to the same table in a subselect).
>
> Well yes, this would be a super-user only ability.  Are you worried about
> people restoring dumps as non-superuser?

Basically, yes (you might dump only some tables that you own for example).
I think that's why the data only dumps no longer do the reltriggers thing
by default and you need an option to get at it.  We could make a similar
option for this case, but it'd only work when restored by a superuser.