Select the code of the product that is cheapest in each product category.
SELECT code ,  name ,  min(price) FROM products GROUP BY name
SELECT code ,  name ,  min(price) FROM products GROUP BY name
[{'Code': 7, 'Name': 'CD drive', 'min(price)': 90}, {'Code': 10, 'Name': 'DVD burner', 'min(price)': 180}, {'Code': 11, 'Name': 'DVD drive', 'min(price)': 150}, {'Code': 4, 'Name': 'Floppy disk', 'min(price)': 5}, {'Code': 1, 'Name': 'Hard drive', 'min(price)': 240}, {'Code': 2, 'Name': 'Memory', 'min(price)': 120}, {'Code': 5, 'Name': 'Monitor', 'min(price)': 240}, {'Code': 8, 'Name': 'Printer', 'min(price)': 270}, {'Code': 9, 'Name': 'Toner cartridge', 'min(price)': 66}, {'Code': 3, 'Name': 'ZIP drive', 'min(price)': 150}]