Level 4 - Mid-LevelQuery-Based Questions
Top 2 Categories by Region
Return region, category_id, revenue for top 2 categories per region.
Schema Context
orders(id, region), order_items(order_id, category_id, quantity, unit_price)
Return region, category_id, revenue for top 2 categories per region.
orders(id, region), order_items(order_id, category_id, quantity, unit_price)