INCLUDE [sql-asdb-asdbmi-asa-pdw-fabricse-fabricdw ... If a literal `NULL` is provided as *check_expression*, `ISNULL` returns the data type of the *replacement_value*. If a literal `NULL` is provided ...

i.e. whether this should be a SQL Server-only change or something with a wider scope. SQL Server documentation detailing all the above, plus the differences between COALESCE and ISNULL. See also (this ...

Like most databases created in the last few decades, SQL Server allows developers to extend the database by creating functions. But prior to the upcoming 2019 release, SQL Server’s support for ...

Create a user defined function 'fnEmpCode' to get new Employee code of specified ... DECLARE @MaxEmpId INT; SET @MaxEmpId= ISNULL((SELECT MAX(EmpId) FROM tbEmployeeMaster),0) --Increment maxempid by 1 ...