PostgreSQL 12: Copying replication slots

Checking for replication slots Starting from PostgreSQL , it is also necessary and useful to check for leftover replication slots

Logical decoding replication slots are supported on only primary servers When there is a cluster of PostgreSQL servers, the connector can run on only the

replication slot 1 Replication Slot: A replication slot on the primary server is what reads changes from the WAL and passes it to the output plugin to be

replication slot does not exist Specify that this replication slot is a temporary one Temporary slots are not saved to disk and are automatically dropped on error or when the session has