Multiple Aggregates & Complex Grouping: Real-World
Module: Aggregate Functions & Grouping
Powers every business dashboard - sales by region+category, employee metrics by department+level, revenue by plan+channel. Essential for comprehensive analytical reports.
E-commerce Dashboard
Executive dashboard showing orders, revenue, customers by region and category
E-commerce Dashboard
SELECT region, category, COUNT(*) AS orders, SUM(total) AS revenue, AVG(total) AS aov FROM orders GROUP BY region, category;
Executives identify top-performing segments for resource allocation and strategic planning
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