GROUP BY Fundamentals: Real-World
Module: Aggregate Functions & Grouping
GROUP BY enables grouped analytics - sales by region, orders by customer, revenue by product category. Essential for every dashboard, report, and business intelligence query.
Sales Analytics
Analyze sales performance by region and product category
Sales Analytics
SELECT region, category, SUM(sales) AS total_sales FROM orders GROUP BY region, category;
Identify top-performing regions and categories for resource allocation
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