Re: Can I use pg_dump to save a sequence for a table that is not also being saved?

On 3/17/26 6:58 AM, Shaheed Haque wrote:
> Hi,
>
> I observe when using pg_dump like this:
>
> pg_dump -h localhost -p 5432 -U dbcoreuser -Ft -f abc.tar --no-
> privileges --data-only \
>
> --exclude-table="public.(jobs|queues|results) \
>
> --table=public.django_migrations \
>
> --table=public.paiyroll_input \
>
> --table=public.*_id_seq \
>
> --verbose foo
>
>
> that the dumped data contains the content of the two tables, and the two
> sequences.  (FWIW, the above command is actually submitted via a Python
> subprocess call, so quoting should not be an issue). The verbose output
> confirms this:
>
> pg_dump: processing data for table "public.django_migrations"
> pg_dump: processing data for table "public.paiyroll_input"
> pg_dump: executing SEQUENCE SET django_migrations_id_seq
> pg_dump: executing SEQUENCE SET paiyroll_input_id_seq
>
>
> Note that the instance "foo" contains many other tables, whose sequences
> I was expecting to be included. To confirm this, if I drop the second
> "--table", the verbose log shows only:
>
> pg_dump: processing data for table "public.django_migrations"
> pg_dump: executing SEQUENCE SET django_migrations_id_seq
>
>
> My conclusion is that - despite what I understood from the pg_dump docs
> - the use of "--table=public.*id_seq" does not include all the sequences
> in fo, only those named by another --table.
>
> Did I misunderstand, or formulate the command incorrectly?

My bet is this due to a dependency of paiyroll_input_id_seq on
public.paiyroll_input.

Provide the output, in psql, of:

\d public.paiyroll_input

>
> Thanks, Shaheed

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com