13. SQL GROUP BY with Aggregate Functions
In this video, we combine SQL aggregate functions with the powerful GROUP BY clause to group and summarize data effectively.
📊 What you’ll learn:
How to group data using GROUP BY
Using aggregate functions like MIN(), MAX() SUM(), AVG(), COUNT() with GROUP BY
Grouping by one or multiple columns
Real-world examples using the Northwind sample database
🛠 Tools Required:
Microsoft SQL Server
SQL Server Management Studio (SSMS)
Northwind Sample Database
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