---
title: "Discussion on \"Query Execution - Joins\" | Hashnode"
description: "Discussion on \"Query Execution - Joins\". Introduction\nJoins are used to combine data from multiple tables in a database and retrieve the combined data as a single result set. This allows us to effectively retrieve data that is spread across multiple tables and can be especially useful when ..."
url: "https://hashnode.com/posts/query-execution-joins/63ada45e97912c20665708bb"
---

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# [Query Execution - Joins](https://samuel-sorial.hashnode.dev/query-execution-joins?utm_source=hashnode&utm_medium=feed)

Introduction Joins are used to combine data from multiple tables in a database and retrieve the combined data as a single result set. This allows us to effectively retrieve data that is spread across multiple tables and can be especially useful when ...

Dec 29, 2022 · 7 min read · samuel-sorial.hashnode.dev  
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-   [#databases](https://hashnode.com/tag/databases)
-   [#query-execution](https://hashnode.com/tag/query-execution)
-   [#joins](https://hashnode.com/tag/joins)

## Written by

[Samuel Sorial](https://hashnode.com/@samuel-sorial)

@samuel-sorial · Montreal, Canada.

  
[View profile](https://hashnode.com/@samuel-sorial)

Backend Developer @ Cloud Imperium Games

A software engineer who is enthusiast about back-end engineering and system design with a flexible mindset. I love playing with frameworks and moving between the languages just like an artist playing

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