Add files via upload

sakila_lab.sql

@@ -0,0 +1,53 @@
+-- 1. Display all tables in the Sakila database
+SHOW TABLES;
+
+-- 2. Retrieve all data from actor, film, and customer tables
+SELECT * FROM actor;
+SELECT * FROM film;
+SELECT * FROM customer;
+
+-- 3. Retrieve specific columns
+-- 3.1 Titles of all films
+SELECT title FROM film;
+
+-- 3.2 Languages used in films (aliased as 'language')
+SELECT name AS language FROM language;
+
+-- 3.3 First names of all employees
+SELECT first_name FROM staff;
+
+-- 3.4 Unique release years
+SELECT DISTINCT release_year FROM film;
+
+-- 5. Counting records
+-- 5.1 Number of stores
+SELECT COUNT(*) AS store_count FROM store;
+
+-- 5.2 Number of employees
+SELECT COUNT(*) AS employee_count FROM staff;
+
+-- 5.3 Films available for rent and films rented
+SELECT COUNT(*) AS available_films FROM inventory;
+SELECT COUNT(*) AS rented_films FROM rental;
+
+-- 5.4 Number of distinct actor last names
+SELECT COUNT(DISTINCT last_name) AS unique_last_names FROM actor;
+
+-- 6. Retrieve the 10 longest films
+SELECT title, length FROM film
+ORDER BY length DESC
+LIMIT 10;
+
+-- 7. Filtering techniques
+-- 7.1 Actors with first name 'SCARLETT'
+SELECT * FROM actor
+WHERE first_name = 'SCARLETT';
+
+-- BONUS
+-- 7.2 Movies with 'ARMAGEDDON' in title and duration > 100 minutes
+SELECT title, length FROM film
+WHERE title LIKE '%ARMAGEDDON%' AND length > 100;
+
+-- 7.3 Number of films with 'Behind the Scenes' content
+SELECT COUNT(*) AS behind_the_scenes_count FROM film
+WHERE special_features LIKE '%Behind the Scenes%';