If All The Expressions Of A Coalesce Function Are Evaluated To #288
If all the expressions of a COALESCE ( ) function are evaluated to be NULL, then it returns ______
This multiple choice question (MCQ) is related to the book/course
gs gs115 Structured Query Language.
It can also be found in
gs gs115 SQL Subqueries - SQL Null Functions - Quiz No.1.
If all the expressions of a COALESCE ( ) function are evaluated to be NULL, then it returns ______
Nothing
Error
Null
Some default value
