How to use Coalesce in MySQL - Stack Overflow A little help here I really don't understand how to use this coalesce in MySQL I have read all the pages in page 1 result of how to use coalsece in google result I know its meaning that it ret
what is the difference between Coalesce and nullif From what I have read online it seems like nullif and coalesce are very similar and was wondering what the underlining difference is and if they could be used together to accomplish this requirement
what is the use of coalesce in sql? - Stack Overflow COALESCE returns from a list of arguments the first expression that does not evaluate to NULL For your example COALESCE (@DepartmentName,'') this means that if #DepartmentName is NULL it shall return '' (an empty string) instead