COALESCE Function

SQL COALESCE Function - coalesce COALESCE() Function in SQL COALESCE function in sql is a built-in function that returns the first non-null value from the given list of coalesce The COALESCE function checks the value of each column in the order in which they are listed and returns the first nonmissing value If only one

coalesce COALESCE is a system in-built function that can be considered one of the conditional expressions available in PostgreSQL NULLIF, GREATEST,