---
title: "Discussion on \"Advanced SQL Practice  - Q1 [Med]\" | Hashnode"
description: "Discussion on \"Advanced SQL Practice  - Q1 [Med]\". 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.  \nThe output should contain 'user_id' and 'user_name' col..."
url: "https://hashnode.com/posts/advanced-sql-practice-q1-med/697c15877e9cdde4ff086b70"
---

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# [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...

Jan 30 · 1 min read · anish601.hashnode.dev  
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