SQL COALESCE - Syntax, Use Cases, and Examples

Returns the value of the first non-null expression in the list If all expressions evaluate to null, then COALESCE returns null

Coalesce coalesce looks at the values in a list , and returns the first non-null value This function is useful when you want to: fill in missing

coalesce What is the purpose of COALESCE in SQL? COALESCE serves to return the first non-NULL value from a set of expressions It helps manage NULL

coalesce coalesce take n number of arguments from left to right coalesce selects the first non null argument similarly isnull is