Скачать или смотреть Understanding GROUP BY in SQL – Syntax, Use Cases, and Common Mistakes Explained!

Want to master SQL's GROUP BY clause? 📊
In this video, we break down how GROUP BY works in SQL — from basic syntax to real-world use cases and common mistakes to avoid.

💡 Learn how to:

Use aggregation functions like COUNT(), SUM(), and AVG()

Combine GROUP BY with HAVING for filtered results

Segment and analyze data for business insights

Avoid common errors and optimize query performance

Perfect for beginners and analysts looking to strengthen their SQL skills!
📌 Watch till the end for best practices and real-world examples.

👇 Comment below with your favorite SQL function or a question you have — we’ll answer every one!

🔔 Don’t forget to Like, Subscribe, and Share with fellow data enthusiasts!






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