# A customers table stores city name alongside city ID, a transitive dependency

Canonical URL: <https://datadriven.io/problems/a-customers-table-stores-city-name-alongside-city-id-a-tran-21f78dd2>

Domain: Data Modeling · Difficulty: medium

## Problem

A customers table stores city name alongside city ID, a transitive dependency. Fix it to reach 3NF.

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