What indexes could you add to help a query that selects the count of catalog items each supplier supplies? What indexes could you add to help a query that selects the count of orders per customer? What indexes could you add to help a query that selects the count of the number of items in each customer order? What indexes could you add to help a query that selects the average number of item quantities in each customer orders? Could an index help a sub-query to select the difference between the average overall order item quantity and the average number of item quantities in each customer orders?
What indexes could you add to help a query that selects the count of catalog items each supplier supplies? What indexes could you add to help a query that selects the count of orders per customer? What indexes could you add to help a query that selects the count of the number of items in each customer order? What indexes could you add to help a query that selects the average number of item quantities in each customer orders? Could an index help a sub-query to select the difference between the average overall order item quantity and the average number of item quantities in each customer orders?
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Transcribed Image Text:What indexes could you add to help a query that
selects the count of catalog items each supplier
supplies?
What indexes could you add to help a query that
selects the count of orders per customer?
What indexes could you add to help a query that
selects the count of the number of items in each
customer order?
What indexes could you add to help a query that
selects the average number of item quantities in
each customer orders?
Could an index help a sub-query to select the
difference between the average overall order item
quantity and the average number of item quantities
in each customer orders?
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