intermediateDatabases & Storage
What is consistent hashing? How does it minimize resharding?
Tests whether you know why consistent hashing avoids remapping almost every key when a node is added or removed.
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Generate a complete, structured system design answer — requirements, capacity estimation, API design, architecture, database choice, scaling, caching, fault tolerance, security, trade-offs, and more, walked through the way a strong senior engineer would in a real interview.
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