Give the maximum and minimum product prices for each product type, grouped and ordered by product type.
SELECT max(product_price) ,  min(product_price) ,  product_type_code FROM products GROUP BY product_type_code ORDER BY product_type_code
SELECT max(product_price) ,  min(product_price) ,  product_type_code FROM products GROUP BY product_type_code ORDER BY product_type_code
[{'max(product_price)': 939.57, 'min(product_price)': 408.82, 'product_type_code': 'Clothes'}, {'max(product_price)': 971.44, 'min(product_price)': 612.46, 'product_type_code': 'Hardware'}]