Which function can return a non-NULL value if passed a NULL argument?
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Keep practicing — related questions
- NULLIF function returns _____ if the arguments are not equal
- Choose the functions that can be used with NULL values
- Which of the following functions can be used to determine whether a column value is NULL
- Which function return NULL when X = Y and X when it does not?
- which one of the below is not a null handling function
- which statement(s) does the following If @variable is NULL return '5', else return @variable
- SELECT NULLIF(NULL,'testing') FROM DUAL ;
- SELECT NULLIF('testing','testing') FROM DUAL ;