Which Function Returns Null If Expr1 Expr2 #977
Which function returns NULL if expr1 = expr2?
This multiple choice question (MCQ) is related to the book/course
gs gs113 MySQL.
It can also be found in
gs gs113 Data Type Reference, Operators and Functions - Functions - Quiz No.1.
Which function returns NULL if expr1 = expr2?
CASE
IF()
IFNULL()
NULLIF()
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