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product_price. Sort the results in descending order by price.
product_id
product_name product_price
3
Laptop
50
2
Keyboard
30
1
Mouse
20
4
CPU
222
10
Picture 2.1
Question 3:
[1 mark] Write a query to retrieve the unique product_name of products that have been
purchased (appear in the Lineltem table).
product_name
Mouse
Picture 3.1
Question 4:
[1 mark] Write a query to retrieve order_id, employee_id, and order_date of orders from the
+ 100%
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