https://dev.to/fullstapps/replicate-your-postgresql-database-into-another-server-using-just-one-command-48km#:~:text=Sometimes%20we%20need%20to%20replicate,the%20database%20from%20that%20file.
https://hevodata.com/learn/postgresql-streaming-replication/
https://access.crunchydata.com/documentation/postgres-operator/v5/tutorial/high-availability/