What happens to logical replication after running pg_upgrade?

What happens to logical replication after running pg_upgrade? drop replication slot postgres catalog_xmin, xid, The oldest transaction affecting the system catalogs that this slot needs the database to retain VACUUM cannot remove catalog tuples deleted drops of gold slot A PostgreSQL replication slot is a vital feature ensuring the master server retains necessary Write-Ahead Log files, even when replicas

drops of gold slot Drop the replication slot with the name specified in --slot , then exit Other options are also available: -V --version Print the

drop slot safes pg_drop_replication_slot() is a system function for removing a physical or logical replication slot pg_drop_replication_slot() was added in PostgreSQL  Use pg_drop_replication_slot : select pg_drop_replication_slot; See the docs and this blog The replication slot must be