ApsaraDB RDS:Logical Replication Slot Failover

PostgreSQL replication slot replication slot A PostgreSQL replication slot is a vital feature ensuring the master server retains necessary Write-Ahead Log files, even when replicas replication slot already exists Create a replication slot, which will hold the state of the replication stream: SELECT * FROM pg_create_logical_replication_slot;

replication slot Answer If you do not see the replication slot under the slot_name column then the slot does not exist There are two potential reasons for this: If you do