Which partition key minimizes hot partitions for user-centric workloads?

Problem Statement

Explanation

Hashing a high-cardinality identifier spreads load evenly and avoids concentrating traffic on a single shard. Pure time or geography keys can cause skew during spikes or regional events unless combined with hashing.

Code Solution

SolutionRead Only

shardId = hash(user_id) % N

Practice Sets

This question appears in the following practice sets:

Database Sharding & Partitioning

Next Question

Master Interviews
Anywhere, Anytime

Which partition key minimizes hot partitions for user-centric workloads?

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

Which partition key minimizes hot partitions for user-centric workloads?

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