Re: Issue with pgstattuple on Sequences in PostgreSQL

On 6/24/24 04:09, Ayush Vatsa wrote:
> Hi PostgreSQL Community,
>
> I was recently exploring the pgstattuple code directory and found this
> piece of code:
> https://github.com/postgres/postgres/blob/master/contrib/pgstattuple/pgstattuple.c#L255-L259 <https://github.com/postgres/postgres/blob/master/contrib/pgstattuple/pgstattuple.c#L255-L259>.
>
> It indicates that pgstattuple supports relations, toast tables,
> materialized views, and sequences.
> However, when I executed a query with a sequence, I encountered the
> following error:
>
> postgres=> CREATE SEQUENCE serial START 101;
> CREATE SEQUENCE
> postgres=> SELECT * FROM pgstattuple('serial');
> ERROR:  only heap AM is supported
> postgres=>

File a bug report here:

https://www.postgresql.org/account/login/?next=/account/submitbug/

>
> It got stuck in this if condition -
> https://github.com/postgres/postgres/blob/master/contrib/pgstattuple/pgstattuple.c#L326-L329 <https://github.com/postgres/postgres/blob/master/contrib/pgstattuple/pgstattuple.c#L326-L329>
> How can one use pgstattuple on sequences?
>
> Regards,
> Ayush Vatsa
>

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