Failover of Logical Replication Slots in PostgreSQL

PostgreSQL will not remove transaction log files for which changes exist that have not been processed by a replication slot For this reason, replication slots

The beauty of Postgres logical replication is that not only other Postgres instances can serve as the consumer of a replication stream,

create replication slot Replication allows a client to receive a continuous stream of updates from a PostgreSQL database, providing a near-realtime view of all changes as they occur

create your own slot machine online free Replication slots for High Availability A replication slot exists solely on the instance that created it, and PostgreSQL does not replicate it on the standby