Tarea

tarea.sql

@@ -0,0 +1,97 @@
+-- actividad 1
+USE sakila;
+SHOW TABLES; 
+
+-- actividad 2
+SELECT * 
+FROM actor;
+
+SELECT * 
+FROM film;
+
+SELECT * 
+FROM customer;
+
+-- actividad 3.1
+SELECT title 
+FROM film;
+
+-- actividad 3.2
+SELECT name AS language 
+FROM language;
+
+-- actividad 3.3
+
+SELECT *
+FROM staff;
+
+SELECT first_name, last_name 
+FROM staff;
+
+-- actividad 4--
+SELECT *
+FROM film;
+
+SELECT DISTINCT release_year 
+FROM film;
+
+-- actividad 5.1
+
+SELECT COUNT(*) AS NUM_TIENDAS
+FROM store;
+
+-- actividad 5.2
+
+SELECT COUNT(*) AS NUM_EMPLEADOS
+FROM staff;
+
+-- actividad 5.3
+-- Total de items en inventario (disponibles para alquilar)
+SELECT *
+FROM inventory;
+
+SELECT COUNT(*) AS POR_ALQUILAR 
+FROM inventory;
+
+-- Total de alquileres registrados (películas que han sido alquiladas al menos una vez)
+SELECT *
+FROM rental;
+
+SELECT COUNT(*) AS ALQUILADAS 
+FROM rental;
+
+-- actividad 5.4
+SELECT last_name
+FROM actor;
+
+SELECT COUNT(DISTINCT last_name) AS APELLIDO_DIFERENTES
+FROM actor;
+
+-- actividad 6
+SELECT 
+title, 
+length 
+FROM film 
+ORDER BY length DESC 
+LIMIT 10;
+
+-- actividad 7.1
+SELECT * 
+FROM actor 
+WHERE first_name = 'SCARLETT';
+
+-- actividad 7.2
+
+SELECT 
+title,
+length 
+FROM film 
+WHERE title LIKE '%ARMAGEDDON%' 
+AND length > 100;
+
+-- actividad 7.3
+
+SELECT COUNT(*) AS Behind_the_scenes
+FROM film
+WHERE special_features LIKE '%Behind the Scenes%';
+