2. Display the item number and total cost for each order
line (total cost = no of items X item cost). Name the
calculated column TOTAL COST.
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Answer Posted / girija.112
ANS:
SELECT ITEM_NO , NO_OF_ITEMS*INDIVIDUAL_ITEM_COST AS "TOTAL COST"
FROM ITEM_TABLE
ITEM_NO TOTAL COST
1001 30000
1002 40000
1003 72000
1004 100000
1006 40000
1007 60000
1008 80000
1009 -
1010 56000
I have assumed that ITEM_NO, NO_OF_ITEMS &
INDIVIDUAL_ITEM_COST columns are in a single table ITEM_TABLE
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