Application of replication slots in PostgreSQL

website postgresql replication slot PostgreSQL replication slot postgresql drop replication slot A replication slot is a feature in PostgreSQL that ensures that the master server will retain the WAL logs that are needed by the replicas

postgresql replication slot In the context of logical replication, a slot represents a stream of changes that can be replayed to a client in the order they were made on the origin server   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  Replication in PostgreSQL works by processing WAL files In order for this to work, all WAL files have to be transiently available until they

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