How to setup Postgres 13 WAL streaming replication on Ubuntu

The postgresql_replication_slot resource creates and manages a replication slot on a PostgreSQL server database

However, if we only want to replicate a portion of the database tables, then Physical Replication in this case is not ideal To improve the

postgresql replication slot Replication slots provide an automated way to ensure that the master does not remove WAL segments until they have been received by all

postgresql create replication slot How to setup PostgreSQL Streaming Replication with Replication Slots on Debian 10 · Step 1: Installing PostgreSQL · Step 2: Initial Configuration · Step 3: Master