Sales of Genres in Cities
Завдання
Swipe to start coding
Which genre gives the biggest income in each city? To solve it:
- Calculate the total sales for each genre in each city: group records by city and genre.
- Order the records by city lexicographically and then by total sales, starting with most selling genre.
Output data under columns city
, genre
, and sales
.
Рішення
Все було зрозуміло?
Дякуємо за ваш відгук!
Секція 2. Розділ 6