PostgreSQL supports logical replication which replicates data changes but not DDL commands. To implement logical replication, one must create a subscription, which monitors replication from the publisher to subscriber. Monitoring replication involves checking the status of the replication between databases.

1. PostgreSQL – Logical
Replication

6. • Logical replication does not support DDL command

8. Logical Replication – Implementation Steps

18. Subscription Creation

20. Monitoring- Replication

23. These steps are collected from website’s