On Wednesday, December 2, 2020, Ron <ronljohnsonjr(at)gmail(dot)com> wrote:
> What am I missing?
>
> (Specifying the whole file name because multiple versions are installed.)
>
> $ /usr/lib/postgresql/12/bin/pg_dump --version
> pg_dump (PostgreSQL) 12.5 (Ubuntu 12.5-1.pgdg18.04+1)
>
> postgres=# \d+ measurement
>
>
psql? on (default) port 5432
> $ /usr/lib/postgresql/12/bin/pg_dump -p5433 -d postgres -t measurement
> --data-only
>
>
pg_dump on port 5433
Usually different ports means different clusters
David J.