What is the need of column Aliases in SELECT clause? – McqOptions

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1.	What is the need of column Aliases in SELECT clause?
A.	To overwrite the existing column name in result set
B.	To modify the column name while using literals, Expression, built_in functions with SELECT clause
C.	To assign a new label to the column in result set
D.	All of above
E.	None of these
Answer» E. None of these

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