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Real-time Updates in System Design
Last Updated: December 25, 2025
Ashish Pratap Singh
High Priority
14 min read
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Where This Pattern Shows Up
Approach 1: Short Polling
Approach 2: Long Polling
Approach 3: Server-Sent Events (SSE)
Approach 4: WebSockets
Comparing All Four Approaches
Choosing the Right Approach
Implementation Best Practices
Key Takeaways
References
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