You work as a database administrator at ABC.com. You study the exhibit carefully.
Examine the structure of PRODUCTS table.
Using the PRODUCTS table, you issue the following query to generate the names, current list
price and discounted list price for all those products whose list price fails below $10 after a
discount of 25% is applied on it.
The query generates an error.
What is the reason of generating error?
A.
The column alias should be put in uppercase and enclosed within double quotation marks in the
WHERE clause
B.
The parenthesis should be added to enclose the entire expression
C.
The column alias should be replaced with the expression in the WHERE clause
D.
The double quotation marks should be removed from the column alias
Explanation:
Note: You cannot use column alias in the WHERE clause.