Re: Added schema level support for publication. - Mailing list pgsql-hackers

From Amit Kapila
Subject Re: Added schema level support for publication.
Date
Msg-id CAA4eK1JLVudsDPKkb4V6eLFhHVB2Cw7irZ2Qbg8pzEyawiFrdA@mail.gmail.com
Whole thread Raw
In response to Re: Added schema level support for publication.  (Greg Nancarrow <gregn4422@gmail.com>)
Responses Re: Added schema level support for publication.  (vignesh C <vignesh21@gmail.com>)
List pgsql-hackers
On Tue, Oct 5, 2021 at 11:10 AM Greg Nancarrow <gregn4422@gmail.com> wrote:
>
> On Tue, Oct 5, 2021 at 3:11 PM Amit Kapila <amit.kapila16@gmail.com> wrote:
> >
> > > Code has been added to prevent a table being set (via ALTER TABLE) to
> > > UNLOGGED if it is part of a publication, but I found that I could
> > > still add all tables of a schema having a table that is UNLOGGED:
> > >
> > > postgres=# create schema sch;
> > > CREATE SCHEMA
> > > postgres=# create unlogged table sch.test(i int);
> > > CREATE TABLE
> > > postgres=# create publication pub for table sch.test;
> > > ERROR:  cannot add relation "test" to publication
> > > DETAIL:  Temporary and unlogged relations cannot be replicated.
> > > postgres=# create publication pub for all tables in schema sch;
> > > CREATE PUBLICATION
> > >
> >
> > What about when you use "create publication pub for all tables;"? I
> > think that also works, now on similar lines shouldn't the behavior of
> > "all tables in schema" publication be the same? I mean if we want we
> > can detect and give an error but is it advisable to give an error if
> > there are just one or few tables in schema that are unlogged?
> >
>
>
..
> Yes, I agree that ALL TABLES IN SCHEMA should behave the same as the
> ALL TABLES case.
> Problem is, shouldn't setting UNLOGGED on a table only then be
> disallowed if that table was publicised using FOR TABLE?
>

Right, I also think so. Let us see what Vignesh or others think on this matter.

-- 
With Regards,
Amit Kapila.



pgsql-hackers by date:

Previous
From: Vik Fearing
Date:
Subject: Re: Triage on old commitfest entries
Next
From: Dilip Kumar
Date:
Subject: Re: Next Steps with Hash Indexes