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Practice SQL with Cinema Database
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Practice SQL with Cinema Database

Practice SQL with Cinema Database

1. Aggregating Data
Cinema's databaseOld vs New MoviesThe Best & Worst MoviesBest Selling MoviesMovie for PhoebeTop-3 Most Selling GenresMovies in 5th CinemaMovies Rating
2. Ordering Data
Cinema for MaryJames Cameron Movies SalesMost Popular GenresMovies for GeorgeThe Best GenreSales of Genres in CitiesSales Based on Rating
3. Join Data
Top-3 Selling MoviesCinema for MargotCinemas Like 'Central'Rating of DirectorsDirectors IncomeManagers IncomeTwo Most Popular Movies

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Sales of Genres in Cities

Tâche

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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.

Solution

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Section 2. Chapitre 6
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book
Sales of Genres in Cities

Tâche

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.

Solution

Switch to desktopPassez à un bureau pour une pratique réelleContinuez d'où vous êtes en utilisant l'une des options ci-dessous
Tout était clair ?

Comment pouvons-nous l'améliorer ?

Merci pour vos commentaires !

Section 2. Chapitre 6
Switch to desktopPassez à un bureau pour une pratique réelleContinuez d'où vous êtes en utilisant l'une des options ci-dessous
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