---
title: "SQL JOINs and how to use them, with examples"
url: https://daily.dev/posts/sql-joins-and-how-to-use-them-with-examples-xfeuw5b7p
source_url: https://www.cockroachlabs.com/blog/sql-join/
type: article
source: "CockroachDB"
author: "Cockroach Labs"
published: 2024-02-07T19:31:32.173Z
updated: 2024-05-09T09:28:18.744Z
tags: ["performance", "database", "sql"]
reading_time: 9
upvotes: 3
comments: 0
language: en
---

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# SQL JOINs and how to use them, with examples

**[CockroachDB](https://daily.dev/sources/cockroachdb)** · [@cockroachdb302](https://daily.dev/cockroachdb302) · 9 min read · 3 upvotes · 0 comments

## Summary

Learn about SQL JOINs and how to use them to combine data from multiple tables based on shared columns. Explore different types of JOINs and discover tips for optimizing JOIN performance.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://www.cockroachlabs.com/blog/sql-join/>

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---

Tags: [#performance](https://daily.dev/tags/performance), [#database](https://daily.dev/tags/database), [#sql](https://daily.dev/tags/sql)

[View this post on daily.dev](https://daily.dev/posts/sql-joins-and-how-to-use-them-with-examples-xfeuw5b7p)