COALESCE Function

COALESCE Function coalesce The SQL COALESCE function is used to handle NULL values in a database query by returning the first non-NULL value from a list of expressions or column values coalesce Introduction to MySQL COALESCE function The COALESCE function takes a number of arguments and returns the first non-NULL argument In case all arguments are

coalesce SQL Coalesce function The SQL Coalesce and IsNull functions are used to handle NULL values During the expression evaluation process the NULL

coalesce PostgreSQL COALESCE function syntax The COALESCE() function accepts a list of arguments and returns the first non-null argument The COALESCE() function Returns the value of the first non-null expression in the list If all expressions evaluate to null, then COALESCE returns null