System Design Fundamentals

0% completed

​

What are Server-Sent Events?

Server-Sent Events (SSE) is a technique where the client opens one long-lived HTTP connection, and the server keeps sending updates over it as they happen. Data flows in one direction only: from the server to the client.

Think of a radio broadcast. You tune in once, and the station keeps sending. You hear every update the moment it airs, but you cannot talk back through the radio. SSE is that broadcast, delivered over a normal HTTP connection.

How Server-Sent Events Work

  1. The client sends a regular HTTP request to a special updates endpoint on the server. 2

.....

.....

.....

Like the course? Get enrolled and start learning!