Solved lab

sakila-data.sql

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+use sakila;
+
+
+#1 Display all available tables in the Sakila database.
+
+SHOW tables;
+
+#2 Retrieve all the data from the tables actor, film and customer.
+
+SELECT * FROM sakila.actor;
+
+SELECT * FROM sakila.film;
+
+SELECT * FROM sakila.customer;
+
+# 3 Retrieve the following columns from their respective tables:
+
+    #3.1 Titles of all films from the film table
+
+    SELECT title FROM sakila.film;
+
+    #3.2 List of languages used in films, with the column aliased as language from the language table
+
+    SELECT name AS language FROM sakila.language;
+
+    #3.3 List of first names of all employees from the staff table
+
+	SELECT first_name FROM sakila.staff;
+
+# 4 Retrieve unique release years.
+
+SELECT DISTINCT release_year FROM sakila.film;
+
+# 5 Counting records for database insights:
+
+    #5.1 Determine the number of stores that the company has.
+
+    SELECT COUNT(*) AS total_number_of_stores FROM sakila.store;
+
+    #5.2 Determine the number of employees that the company has.
+
+    SELECT COUNT(*) AS total_number_of_employees FROM sakila.staff;
+
+    #5.3 Determine how many films are available for rent and how many have been rented.
+
+	SELECT
+    (SELECT COUNT(DISTINCT film_id) FROM sakila.inventory) AS films_available_for_rent,
+    (SELECT COUNT(rental_id) FROM sakila.rental) AS films_rented;
+
+    #5.4 Determine the number of distinct last names of the actors in the database.
+
+	SELECT COUNT(DISTINCT last_name) AS unique_actor_last_names FROM sakila.actor;
+
+# 6 Retrieve the 10 longest films.
+
+SELECT title, length
+FROM sakila.film ORDER BY length DESC  
+LIMIT 10; 
+
+# 7 Retrieve Actors Named "SCARLETT"
+
+SELECT first_name, last_name, actor_id
+FROM sakila.actor
+WHERE first_name = 'SCARLETT';
+
+# Bonus 
+
+# 7.2 Retrieve all movies that have ARMAGEDDON in their title and have a duration longer than 100 minutes.
+
+SELECT title, length
+FROM sakila.film
+WHERE title LIKE '%ARMAGEDDON%' AND length > 100;
+
+# 7.3 Determine the number of films that include Behind the Scenes content
+
+SELECT COUNT(film_id) AS 'Films_with_Behind_the_Scenes'
+FROM sakila.film
+WHERE special_features LIKE '%Behind the Scenes%';
+