Which ID strategy avoids shard hotspots while keeping order within a shard?

Problem Statement

Explanation

Snowflake-like IDs embed time and shard bits. They are k-sortable per shard and avoid a global sequence bottleneck. Pure UUID v4 distributes well but is not ordered; global sequences create a single hot writer.

Code Solution

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id = (timestamp<<22) | (shard<<12) | sequence

Practice Sets

This question appears in the following practice sets:

Database Sharding & Partitioning

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Which ID strategy avoids shard hotspots while keeping order within a shard?

Problem Statement

Explanation

Code Solution

Practice Sets

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Master Interviews Anywhere, Anytime

Which ID strategy avoids shard hotspots while keeping order within a shard?

Problem Statement

Explanation

Code Solution

Practice Sets

Related Questions

Which statement best describes the Single Responsibility Principle?

Open–Closed Principle encourages what practice when adding features?

High-Level Design (HLD) typically focuses on which artifacts?

Which UML diagram best captures interactions over time between components?

Which pairing describes a healthy design goal?

More from System Design

Master Interviews
Anywhere, Anytime