In PostgreSQL's case, it doesn't even need to be the same server: https://www.postgresql.org/docs/current/postgres-fdw.html https://www.postgresql.org/docs/curr

In PostgreSQL's case, it doesn't even need to be the same server: https://www.postgresql.org/docs/current/postgres-fdw.html https://www.postgresql.org/docs/current/postgres-fdw.html