PostgreSQL Replication Slots

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Replication slots were introduced in PostgreSQL to help ensure a primary PostgreSQL instance does not remove WAL files before a replica has

The pg_replication_slots view provides a listing of all replication slots that currently exist on the database cluster, along with their current state For more My understanding is that the replication slot prevents it from deleting that log, right? Until both the standby and

slot machine algorithms If stopping postgres server takes time, the VM or container will have to be killed forcefully which can take a considerable amount of time as A physical replication slot prevents a source DB instance from removing WAL data before it's consumed by all read replicas Each read replica has its own