Add or remove replication slots from a PostgreSQL database

The replication slot basically tells Postgres not to recycle or remove any WAL files that could ultimately prevent it from catching up with the

If set to -1 , you will not be able to delete WAL files due to open logical replication slots that information is not read from

dropz slot Replication slots aren't a magic bullet though; if a replication slot isn't drop the replication slot: TEST=# SELECT

drop replication slot Manage inactive or lagging replication slots​ Inactive or lagging replication could cause problems in a database, like an ever-increasing disk usage not