diff --git a/README.md b/README.md index 1a7ce45..91f71d2 100644 --- a/README.md +++ b/README.md @@ -1,3 +1,86 @@ +SELECT * +FROM customers c +WHERE c.city = 'London' + +SELECT * +FROM customers c +WHERE c.postal_code = '1010' + +SELECT phone +FROM suppliers s +WHERE s.supplier_id = 11 + +SELECT * +FROM orders o +ORDER BY o.order_date DESC + +SELECT * +FROM suppliers s +WHERE length(s.company_name) > 20 + +SELECT * +FROM customers c +WHERE upper(c.contact_title) LIKE '%MARKET%' + +INSERT INTO customers(customer_id, company_name, contact_name, address, postal_code, country, city) + VALUES('SHIRE', 'The Shire', 'Bilbo Baggins', '1 Hobbit-Hole', '111', 'Middle Earth','Bag End') + +UPDATE customers +SET postal_code = '11122' +WHERE customer_id = 'SHIRE'; + +SELECT COUNT(o.order_id), c.company_name +FROM orders o RIGHT JOIN customers c +ON o.customer_id = c.customer_id +GROUP BY c.company_name + +SELECT COUNT(o.order_id), c.company_name +FROM orders o RIGHT JOIN customers c +ON o.customer_id = c.customer_id +GROUP BY c.company_name +ORDER BY COUNT(o.order_id) DESC + +SELECT COUNT(o.order_id) AS ordernum, c.city +FROM orders o RIGHT JOIN customers c +ON o.customer_id = c.customer_id +GROUP BY c.city +ORDER BY ordernum DESC + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + # Java SQL A student that completes this project shows that they can: