Why You Should Use Replication Slots in PostgreSQL

A replication slot is a PostgreSQL feature which ensures that a stream of changes stored in a WAL log file is replicated to the destination in the correct order

The max_replication_slots configuration parameter defines the maximum number of replication slots that can be used to manage database

postgresql create replication slot Now a common cause for this kind of issue are replication slots which are not advanced: in that case, Postgres will hold on to all WAL segments

postgres create replication slot Streaming replication in PostgreSQL involves creating an active copy of a database on a database instance This copy, commonly called a