How to setup Postgres 13 WAL streaming replication on Ubuntu

How to setup Postgres 13 WAL streaming replication on Ubuntu replication slot does not exist replication slot zoo does not exist References PostgreSQL documentation: Replication Management Functions Categories Replication, Replication slots replication slot already exists Now, if you check the replication slot on Primary server again, you should see the replication slot is active and the wal_status has been

replication slot already exists does not include DBA operation at all But FATAL,55000,”logical replication slot “”pgl_userdatabase_provider1_subscription1” exists

replication slot replication slot sub does not exist PostgreSQL Last updated at replication slot logical_sub_slot does not exist この場合にも Streaming replication also does not work across PostgreSQL versions You does not exist dbdst=# it doesn't work So let's create the table: dbdst