---
title: "#practice-sql articles | Hashnode"
description: "Explore 1 articles tagged #practice-sql on Hashnode. Tutorials, guides, and how-tos from the community."
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# #practice-sql

1 posts · 0 followers

[Anish Panda](https://hashnode.com/@anISH601) · [Jan 30](https://hashnode.com/posts/advanced-sql-practice-q1-med/697c15877e9cdde4ff086b70)

### [Advanced SQL Practice - Q1 \[Med\]](https://anish601.hashnode.dev/advanced-sql-practice-q1-med?utm_source=hashnode&utm_medium=feed)

You are analyzing a social network dataset at Google. Your task is to find mutual friends between two users, Karl and Hans. There is only one user named Karl and one named Hans in the dataset. The output should contain 'user\_id' and 'user\_name' col...

1 min read · [anish601.hashnode.dev](https://anish601.hashnode.dev/advanced-sql-practice-q1-med?utm_source=hashnode&utm_medium=feed)