From 3cd6a8fbc5f108c5d6945f6c8a92deed1487145c Mon Sep 17 00:00:00 2001
From: BCervera <86605261+BCervera@users.noreply.github.com>
Date: Thu, 6 Feb 2025 19:23:36 +0100
Subject: [PATCH] Add files via upload

---
 lab-sql-subqueries_Done.sql | 64 +++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 lab-sql-subqueries_Done.sql

diff --git a/lab-sql-subqueries_Done.sql b/lab-sql-subqueries_Done.sql
new file mode 100644
index 0000000..b04f0ec
--- /dev/null
+++ b/lab-sql-subqueries_Done.sql
@@ -0,0 +1,64 @@
+USE sakila;
+
+SELECT COUNT(*) AS number_of_copies
+FROM inventory
+WHERE film_id = (SELECT film_id FROM film WHERE title = 'Hunchback Impossible');
+
+SELECT title, length
+FROM film
+WHERE length > (SELECT AVG(length) FROM film)
+ORDER BY length DESC;
+
+
+SELECT a.actor_id, a.first_name, a.last_name
+FROM actor a
+JOIN film_actor fa ON a.actor_id = fa.actor_id
+WHERE fa.film_id = (SELECT film_id FROM film WHERE title = 'Alone Trip');
+
+
+SELECT f.title
+FROM film f
+JOIN film_category fc ON f.film_id = fc.film_id
+JOIN category c ON fc.category_id = c.category_id
+WHERE c.name = 'Family';
+
+
+SELECT c.first_name, c.last_name, c.email
+FROM customer c
+JOIN address a ON c.address_id = a.address_id
+JOIN city ci ON a.city_id = ci.city_id
+WHERE ci.country_id = (SELECT country_id FROM country WHERE country = 'Canada');
+
+
+SELECT f.title
+FROM film f
+JOIN film_actor fa ON f.film_id = fa.film_id
+WHERE fa.actor_id = (
+    SELECT actor_id
+    FROM film_actor
+    GROUP BY actor_id
+    ORDER BY COUNT(film_id) DESC
+    LIMIT 1
+);
+
+
+SELECT f.title
+FROM film f
+JOIN inventory i ON f.film_id = i.film_id
+JOIN rental r ON i.inventory_id = r.inventory_id
+WHERE r.customer_id = (
+    SELECT customer_id
+    FROM payment
+    GROUP BY customer_id
+    ORDER BY SUM(amount) DESC
+    LIMIT 1
+);
+
+
+SELECT customer_id, total_spent
+FROM (
+    SELECT customer_id, SUM(amount) AS total_spent
+    FROM payment
+    GROUP BY customer_id
+) AS customer_totals
+WHERE total_spent > (SELECT AVG(amount) FROM payment);
\ No newline at end of file