No - because there's no "out-of-the box" solution that creates two replicas, both writable. It's said on https://www.postgresql.org/docs/11/different-replication-solutions.html Yes - because with current postgres features (logical rep, partitions, foreign tables, ...) you can create solutions that effectively, have more than one origin of truth. On Tue, Feb 26, 2019 at 10:41 AM Sonam Sharma <sonams1209@xxxxxxxxx> wrote: > > Hi, > > Can we do master to master replication in Postgres. > > Regards, > Sonam