# Design a fact table at the line-item grain: one row per item within each order.

Canonical URL: <https://datadriven.io/problems/design-a-fact-table-at-the-line-item-grain-one-row-per-item-4e2297eb>

Domain: Data Modeling · Difficulty: medium

## Problem

Design a fact table at the line-item grain: one row per item within each order.

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