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lilblakey69
15.07.2021 •
Computers and Technology
What is the SQL command to list the total sales by customer and by product, with subtotals by customer and a grand total for all product sales
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Ответ:
Please find the complete query and question in the attached file.
Explanation:
In this query, we use the select command in which we select the column that is "CUS_CODE, P_CODE" with the sum method that multiples the "SALE_UNITS * SALE_PRICE" values and use them as and group by the clause that stores all the values in the column that are "CUS_CODE, P_CODE WITH ROLLUP".
Ответ:
(2a-2b)/(5a+5b)=2(a-b)/5(a+b)=2/5 *1/c=2/(5c)