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solved subqueries_lab #620

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28 changes: 28 additions & 0 deletions sql_subqueries.sql
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Original file line number Diff line number Diff line change
@@ -0,0 +1,28 @@
SELECT
COUNT(*) AS number_of_copies
FROM inventory i
JOIN film f ON i.film_id = f.film_id
WHERE f.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
WHERE a.actor_id IN (
SELECT fa.actor_id
FROM film_actor fa
WHERE fa.film_id = (
SELECT film_id
FROM film
WHERE title = 'Alone Trip'
)
);