The inner workings and background info on replication won't be covered in detail in this section, but you can find a full walkthrough in the bonus chapter titled Replicating your data, which is available on the Packt Publishing website.
To give you a quick overview, replication is the way that CouchDB transports data between one server and another. Replication is driven by the
_rev field that lives in each document, the
_rev field makes sure that your server knows which version has the correct data to use.
In this section, we'll replicate both the
verge databases so that all of our local data is available on the production server. You don't have to worry if your application has been live for a few ...