Publish-subscribe
Publish-Subscribe with RethinkDB
The publish-subscribe pattern is a powerful way to decouple applications that need to communicate. RethinkDB changefeeds allow us to implement publish-subscribe with the database acting as a message exchange. We’ve built a small example library called repubsub implementing the pattern for use in Ruby applications.
If you haven’t read the article on changefeeds yet, start there! You can subscribe to notifications on tables and queries with changefeeds alone, without using publish-subscribe. If you’d like to see how to implement a message