Task: 016
Database: retails
Question
Show the number of suppliers and customers from America.
Gold Query
SELECT
(SELECT COUNT(*) FROM supplier
WHERE s_nationkey IN (SELECT n_nationkey FROM nation WHERE n_name = 'UNITED STATES')
) AS supplier_count,
(SELECT COUNT(*) FROM customer
WHERE c_nationkey IN (SELECT n_nationkey FROM nation WHERE n_name = 'UNITED STATES')
) AS customer_count;
Execution Result:
| supplier_count | customer_count |
|---|---|
| 391 | 6100 |
1 rows