diff --git a/lab_3_subqueries.sql b/lab_3_subqueries.sql new file mode 100644 index 0000000..83b1f92 --- /dev/null +++ b/lab_3_subqueries.sql @@ -0,0 +1,37 @@ +-- SQL Subqueries +-- Dataset: Sakila database +-- Author: Bryan Calderon + +USE sakila; +-- 1. Number of copies of "Hunchback Impossible" in inventory +SELECT * FROM inventory; +SELECT COUNT(*) AS number_of_copies +FROM inventory +WHERE film_id = (SELECT film_id FROM film + WHERE title = 'Hunchback Impossible'); + +-- 2. Films longer than the average film length +SELECT title, length FROM film +WHERE length > (SELECT AVG(length) FROM film) +ORDER BY length DESC; + +-- 3. Actors who appear in "Alone Trip" +SELECT first_name, last_name +FROM actor +WHERE actor_id IN (SELECT actor_id FROM film_actor + WHERE film_id = (SELECT film_id FROM film + WHERE title = 'Alone Trip')); + +-- BONUS 1. Task 4 Sales have been lagging among young families. +SELECT title +FROM film +WHERE film_id IN ( + SELECT film_id + FROM film_category + WHERE category_id = ( + SELECT category_id + FROM category + WHERE name = 'Family')) +ORDER BY title; + +## THe other Bonus for the next time haha! \ No newline at end of file