---
title: "Discussion on \"⚡Data Cloud Deep Dive — Primary Key, Foreign Key, and Cardinality — Data Modeling in One Example\" | Hashnode"
description: "Discussion on \"⚡Data Cloud Deep Dive — Primary Key, Foreign Key, and Cardinality — Data Modeling in One Example\". Primary keys, foreign keys, and cardinality explained through one real Data Cloud example — Individual to Sales Order, mapped step by step."
url: "https://hashnode.com/posts/data-cloud-deep-dive-primary-key-foreign-key-and-cardinality-data-modeling-in-one-example/6ab8856ffb0354c1f46d9059"
---

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# [⚡Data Cloud Deep Dive — Primary Key, Foreign Key, and Cardinality — Data Modeling in One Example](https://vikaskumarpandey.hashnode.dev/data-cloud-deep-dive-primary-key-foreign-key-and-cardinality-data-modeling-in-one-example?utm_source=hashnode&utm_medium=feed)

Primary keys, foreign keys, and cardinality explained through one real Data Cloud example — Individual to Sales Order, mapped step by step.

Aug 15 · 4 min read · vikaskumarpandey.hashnode.dev  
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## Written by

[Vikaskumar](https://hashnode.com/@vikaskumarpandey)

@vikaskumarpandey · Mumbai, India

  
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