Which query produces the discount price and display the discount price in a column labelled DiscountPrice? Discount price is calculated as unit price (P_PRICE) minus the product of discount rate (P_DISCOUNT) and unit price (P_PRICE).Select one:a.SELECT P_DESCRIPT, P_MIN, P_PRICE, (P_PRICE - P_DISCOUNT) * P_PRICE AS DISCOUNTPRICE FROM PRODUCT;b.SELECT P_DESCRIPT, P_MIN, P_PRICE, (P_PRICE - P_DISCOUNT) / P_PRICE AS DISCOUNTPRICE FROM PRODUCT;c.SELECT P_DESCRIPT, P_MIN, P_PRICE, P_PRICE / P_DISCOUNT - P_PRICE AS DISCOUNTPRICE FROM PRODUCT;d.SELECT P_DESCRIPT, P_MIN, P_PRICE, P_PRICE - (P_DISCOUNT * P_PRICE) AS DISCOUNTPRICE FROM PRODUCT;
Question
Which query produces the discount price and display the discount price in a column labelled DiscountPrice? Discount price is calculated as unit price (P_PRICE) minus the product of discount rate (P_DISCOUNT) and unit price (P_PRICE).Select one:a.SELECT P_DESCRIPT, P_MIN, P_PRICE, (P_PRICE - P_DISCOUNT) * P_PRICE AS DISCOUNTPRICE FROM PRODUCT;b.SELECT P_DESCRIPT, P_MIN, P_PRICE, (P_PRICE - P_DISCOUNT) / P_PRICE AS DISCOUNTPRICE FROM PRODUCT;c.SELECT P_DESCRIPT, P_MIN, P_PRICE, P_PRICE / P_DISCOUNT - P_PRICE AS DISCOUNTPRICE FROM PRODUCT;d.SELECT P_DESCRIPT, P_MIN, P_PRICE, P_PRICE - (P_DISCOUNT * P_PRICE) AS DISCOUNTPRICE FROM PRODUCT;
Solution
The correct answer is:
d. SELECT P_DESCRIPT, P_MIN, P_PRICE, P_PRICE - (P_DISCOUNT * P_PRICE) AS DISCOUNTPRICE FROM PRODUCT;
This query correctly calculates the discount price as the unit price (P_PRICE) minus the product of the discount rate (P_DISCOUNT) and the unit price (P_PRICE). It then displays this value in a column labeled "DISCOUNTPRICE".
Similar Questions
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