What enables partition pruning in a query planner?

Problem Statement

Explanation

If the WHERE clause references the partition key with ranges or equality, the planner can skip irrelevant partitions. Design queries and partition schemes together to exploit pruning and reduce scan cost.

Code Solution

SolutionRead Only

WHERE event_date BETWEEN '2025-10-01' AND '2025-10-07'

Practice Sets

This question appears in the following practice sets:

Database Sharding & Partitioning

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What enables partition pruning in a query planner?

Problem Statement

Explanation

Code Solution

Practice Sets

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Master Interviews Anywhere, Anytime

What enables partition pruning in a query planner?

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