What are some use cases for publish-subscribe systems?

What are some use cases for publish-subscribe systems?

Publish-subscribe systems are great for real-time data distribution. Common use cases include messaging apps, stock price updates, and IoT device communication.

Can you explain how it works in messaging apps?

In messaging apps, users can subscribe to specific channels or topics. When a message is published to that channel, all subscribers receive it instantly.

What about in IoT applications?

In IoT, devices can publish sensor data to a central system, while other devices or applications subscribe to receive updates, enabling real-time monitoring.

Are there any drawbacks to using publish-subscribe systems?

Yes, potential drawbacks include increased complexity in managing subscriptions and the challenge of ensuring message delivery in case of network issues.