Cloning and replication slots
Cloning and replication slots
The solution is replication slots, a feature provided by Postgres that ensures the primary server only discards WAL records after they have been received by the
A typical use case for logical replication is replicating a set of tables between two Amazon RDS for PostgreSQL DB instances RDS for PostgreSQL supports Take Away The morale of the story? Don't leave your replication slots unattended! There shouldn't be any slots which are inactive for too long
t slot connectors In the context of logical replication, a slot represents a stream of changes that can be replayed to a client in the order they were made on the origin server In addition, setting up replication slots on stand-by servers is one step towards enabling failover slots, the ability for logical