Physical Replication Mechanisms in PostgreSQL

A replication slot ensures that the WAL will not go away if the replica lags behind Without a replication slot, a primary will recycle its WAL as soon as it

Specifies the maximum number of replication slots that the server can support The default is 10 This parameter can only

postgresql drop replication slot Reviving lost replication slots Hi, A replication slot can be lost when a subscriber is not able to catch up with the load on the primary and the WAL to

postgresql replication slot Replication Slots · the oldest WAL required by the consumer of the slot