Create 2084-drop-type-1-orders-for-customers-with-type-0-orders.sql

Author: everthis

2084-drop-type-1-orders-for-customers-with-type-0-orders.sql

@@ -0,0 +1,6 @@
+# Write your MySQL query statement below
+SELECT * FROM Orders
+WHERE (customer_id, order_type) 
+IN (SELECT customer_id, MIN(order_type) 
+    FROM Orders 
+    GROUP BY customer_id);