Database: regional_sales
Question: List the order numbers and product names which were ordered on 6th June, 2018.
SQL: SELECT DISTINCT OrderNumber, `Product Name` FROM ( SELECT IIF(T2.OrderDate = '6/6/18', T2.OrderNumber, NULL) AS "OrderNumber" , IIF(T2.OrderDate = '6/6/18', T1.`Product Name`, NULL) AS "Product Name" FROM Products T1 INNER JOIN `Sales Orders` T2 ON T2._ProductID = T1.ProductID ) WHERE OrderNumber IS NOT NULL AND `Product Name` IS NOT NULL