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# Data model walkthrough: a quoting app from scratch
- URL: https://www.namastesalesforce.com/videos/data-model-walkthrough-quoting-app/
- Published: 2025-06-26T09:00:00.000Z
- Updated: 2025-06-26T09:00:00.000Z
- Description: Watch a real data model take shape: objects, relationship choices argued out loud, and the junction object that saves the design.
- Author: Swarnil Singhai
- Tags: #video, Admin, #duration-30m, #video-preview, #Import 2026-09-03 19:13

| Time  | Chapter                                    |
| ----- | ------------------------------------------ |
| 00:00 | The requirements, in plain words           |
| 03:15 | Standard objects we get for free           |
| 07:40 | Quote and QuoteLine: master-detail, argued |
| 14:05 | The pricing junction object                |
| 21:30 | Roll-up summaries and totals               |
| 26:10 | What we deliberately did not build         |

Watch a real data model take shape: objects, relationship choices argued out loud, and the junction object that saves the design.

## What you will see

Schema Builder open the whole time — the model is drawn live, wrong turns included, because the wrong turns are the lesson.

## Mentioned in this video

The Data Model & Schema training module walks the same decisions as reference pages you can keep open while you design.