# Design a product catalog that balances normalization with nesting: use foreign keys where it makes s

Canonical URL: <https://datadriven.io/problems/design-a-product-catalog-that-balances-normalization-with-ne-bf0c594c>

Domain: Data Modeling · Difficulty: medium

## Problem

Design a product catalog that balances normalization with nesting: use foreign keys where it makes sense and embedded data where it improves read performance.

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