Documentation: 16: Streaming Replication Protocol

pg_create_logical_replication_slot() is a system function for creating a logical replication slot pg_create_logical_replication_slot() was added in PostgreSQL

A replication slot exists solely on the instance that created it, and PostgreSQL does not replicate it on the standby servers As a result, after a failover or

create your own slot machine online free pg_create_physical_replication_slot() is a system function for creating a physical replication slot pg_create_physical_replication_slot() was added in

create replication slot When doing anything related to CDC , a replication slot in Postgres is created For Postgres specifically, CDC events