On 2023-Sep-15, PG Bug reporting form wrote:
> I found pgstattuple of sequence will be failed but not PG11.x, for the code
> of pgstattuple it looks like still support of sequence, but the
> "rel->rd_rel->relam now is 0, not HEAP_TABLE_AM_OID", so the error report
>
> postgres=# select pgstattuple('test');
> ERROR: SQLSTATE 0A000: only heap AM is supported
OK, but so what? I mean, what useful information are you extracting
using pgstattuple from a sequence? What decisions can you make based on
these results?
--
Álvaro Herrera Breisgau, Deutschland — https://www.EnterpriseDB.com/
"We're here to devour each other alive" (Hobbes)