---
title: "Discussion on \"Transform Your Data: A Practical Guide to MongoDB Aggregation\" | Hashnode"
description: "Discussion on \"Transform Your Data: A Practical Guide to MongoDB Aggregation\". Explore pipeline stages like $match, $group, $project, $unwind, and $lookup with practical query examples using a real-world dataset."
url: "https://hashnode.com/posts/transform-your-data-a-practical-guide-to-mongodb-aggregation/687bbb3cd65d4a6317cd6508"
---

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# [Transform Your Data: A Practical Guide to MongoDB Aggregation](https://nitin-saini.hashnode.dev/transform-your-data-a-practical-guide-to-mongodb-aggregation?utm_source=hashnode&utm_medium=feed)

Explore pipeline stages like $match, $group, $project, $unwind, and $lookup with practical query examples using a real-world dataset.

Jul 19, 2025 · 11 min read · nitin-saini.hashnode.dev  
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-   [#mongodb](https://hashnode.com/tag/mongodb)
-   [#aggregation](https://hashnode.com/tag/aggregation)
-   [#odm](https://hashnode.com/tag/odm)
-   [#mongodb-aggregation-pipeline](https://hashnode.com/tag/mongodb-aggregation-pipeline)
-   [#mongoose](https://hashnode.com/tag/mongoose)

## Written by

[Nitin Saini](https://hashnode.com/@saininitin)

@saininitin · India

  
[View profile](https://hashnode.com/@saininitin)

Full Stack Developer | JavaScript | AWS | React | Node

A Full Stack Web Developer, possessing a strong command of React.js, Node.js, Express.js, MongoDB, and AWS, alongside Next.js, Redux, and modern JavaScript (ES6+)

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