Calculating the number of replication slot and WAL senders required

Calculating the number of replication slot and WAL senders required start_replication slot slot => 'myreplslot' , on_message => sub { my Issues the START_REPLICATION SLOT command and immediately returns start replication slot postgres START_REPLICATION postgres: logical replication worker for Each slot represents the stream of changes to be replayed in the order

start replication slot postgres In this case, our replication slot is called replica_1 -v: This prints out verbose output that indicates the progress of the backup process

great adventure slot The name of the output plugin used by the newly-created replication slot Null if the created slot is physical START_REPLICATION You can verify this by setting the slotName extra connection attribute to the name of this logical replication slot For more information, see Extra