From 3ed0788e743e09eea1993e48f2b0954bbc202377 Mon Sep 17 00:00:00 2001
From: Mandana Soltani <mandanasoltanig@gmail.com>
Date: Thu, 14 May 2026 17:14:50 +0200
Subject: [PATCH] Add files via upload

---
 lab-sql-subqueries.sql | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 lab-sql-subqueries.sql

diff --git a/lab-sql-subqueries.sql b/lab-sql-subqueries.sql
new file mode 100644
index 0000000..47d3d55
--- /dev/null
+++ b/lab-sql-subqueries.sql
@@ -0,0 +1,27 @@
+USE sakila; 
+
+-- 1
+SELECT COUNT(inventory_table.inventory_id) As number_of_copies
+FROM film film_table
+JOIN inventory inventory_table ON film_table.film_id = inventory_table.film_id
+WHERE film_table.title = "HUNCHBACK IMPOSSIBLE";
+
+-- 2.
+SELECT title, length
+FROM film
+WHERE length > (
+SELECT AVG(length)
+FROM film );
+
+-- 3.
+SELECT 
+actor_table.first_name,
+actor_table.last_name
+FROM actor actor_table
+JOIN film_actor film_actor_table
+ON actor_table.actor_id = film_actor_table.actor_id
+WHERE film_actor_table.film_id = (
+SELECT film_id
+FROM film 
+WHERE title = "ALONE TRIP" );
+