Rendez cette requête plus lisible - Partie II
Dans cet exercice, vous allez rendre la requête ci-dessous plus facile à lire.
select
category as FILMCATEGORY,
avg(length) as AverageLength
from film as f
inner join category as c
on f.film_id = c.film_id
where release_year >= 2005
and release_year <= 2010
group by category;
Cet exercice fait partie du cours
Appliquer SQL à des problèmes concrets
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
select
category as FILMCATEGORY,
avg(length) as AverageLength
from film as f
inner join category as c
on f.film_id = c.film_id
where release_year >= 2005
and release_year <= 2010
group by category;