High Availability (HA)Primary/StandbyLogical ReplicationLogical BackupPhysical BackupAutomatic Job Retry upon FailureUltimate RTOCascaded Standby ServerDelayed ReplayAdding or Deleting a Standby ServerParallel Logical DecodingDCFCMGlobal SysCacheUsing a Standby Node to Build a Standby NodeTwo-City Three-DC DR