sql_func - Coalesce Function

website coalesce SQL Coalesce Function The SQL server's Coalesce function is used to handle the Null values The null values are replaced with user-defined coalesce Returns the value of the first non-null expression in the list If all expressions evaluate to null, then COALESCE returns null

coalesce The COALESCE function returns the first non-NULL value from a series of expressions   Returns the first non-missing value found in a list of COALESCE to replace null values with a more meaningful default value   The coalesce function returns the first of the parameters that has a valid non-NULL representation Any number of parameters can be used

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