SQL Subquery Exercises: Find all orders with an amount smaller than any amount for a customer in London
SQL SUBQUERY: Exercise-24 with Solution
24. Write a query to find all orders with an amount smaller than any amount for a customer in London.
Sample table: customer
Sample table: orders
SELECT * FROM orders WHERE purch_amt < ANY (SELECT purch_amt FROM orders a, customer b WHERE a.customer_id=b.customer_id AND b.city='London');
ord_no purch_amt ord_date customer_id salesman_id 70002 65.26 2012-10-05 3002 5001 70004 110.50 2012-08-17 3009 5003 70011 75.29 2012-08-17 3003 5007 70001 150.50 2012-10-05 3005 5002 70012 250.45 2012-06-27 3008 5002
Contribute your code and comments through Disqus.
Previous: Write a query to display all the orders that had amounts that were greater than at least one of the orders from October 9th 2012.
Next: Write a query to display all orders with an amount smaller than any amount for a customer in London.
What is the difficulty level of this exercise?