Pragmatic Guide to SQL Server COALESCE Expression

Usage · coalesce expression simplifies standard SQL expressions by allowing you to express a search condition as a simple comparison instead of using a when

Details COALESCE accepts one or more numeric expressions The COALESCE function checks the value of each expression in the order in which they are listed and

coalesce The Coalesce function returns the value of the first argument that is not Null This function is often applied to one or more columns of data to check for

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