PostgreSQL Replication Slots

By themselves, replication slots occupy very little disk space They just store tiny bit of metadata, including a pointer to a position in WAL

PostgreSQL Replication Slots Replication slots provide an automated way to ensure that the master does not remove WAL segments until they have

replication slot postgres Postgresql replication slot does not exist · 3 You probably shouldn't be connecting to localhost when creating the subscription: CONNECTION

replication slot already exists For this reason, CloudNativePG has a native mechanism that provides an automated way to manage physical replication slots in a high availability