How Patroni Addresses the Problem of the Logical Replication Slot

website drop replication slot postgres The default is 10 This parameter can only be set at server start Setting it to a lower value than the number of currently existing replication slots will 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

drop replication slot postgres Postgresql during DELETE events, it is necessary to configure the replication identity of the tables Postgres offers 4 different types of REPLICA IDENTITY  A replication slot is a data structure that keeps the PostgreSQL server from discarding information that is still needed by a standby server to  Typically, such replication slots are no longer active , because the standby server no longer connects to the primary Use the function pg_drop_replication_slot

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