Chapter 21. Cloud Pub/Sub: managed event publishing
This chapter covers
- Distributed messaging systems in general
- When and how to use Cloud Pub/Sub in your application
- How Google calculates Cloud Pub/Sub pricing
- Two examples using common messaging patterns
If you’ve ever sent an SMS or Facebook message, the concept of messaging should feel familiar and simple. That said, in your day-to-day use of messaging, you have a few requirements that you sometimes take for granted. For example, you expect that messages are
- sent from one specific person (you)
- sent to exactly one specific person (your friend)
- sent and received exactly once (no more, no less)
Just like people, machines often need to communicate with one another, particularly in any ...
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