Creates a user-defined function in [!INCLUDE ssNoVersion] and [!INCLUDE ssSDSfull]. A user-defined function is a [!INCLUDE tsql] or common language runtime (CLR) routine that accepts parameters, ...

A SQL function is a code block that returns a single value and can be used in expressions or queries. A function can accept parameters, but cannot use variables, loops, or conditional statements.

Function inlining in SQL Server 2019 Starting with SQL Server 2019, scalar functions written in T-SQL may be inlined. This means they will be folded into the query and no longer incur the UDF ...

Objectives: Explore Modular Code with Functions Identify Parameters Identify and use Return Values Comments are an important part of creating functions We have looked at quite a lot of commands and ...