Question
Computer Science Question on Types of Functions
All aggregate functions ignore Nulls except for________ function.
A
max( )
B
Count( )
C
Avg( )
D
Sum( )
Answer
Count( )
Explanation
Solution
The correct option is (B) : Count( )
All aggregate functions ignore Nulls except for________ function.
max( )
Count( )
Avg( )
Sum( )
Count( )
The correct option is (B) : Count( )