In SQL Server, a Table Variable is a special data type used to store a result set…
User-defined FunctionsA collection of 1 post
In SQL Server, User-defined Functions (UDFs) are reusable subroutines that accept parameters, perform an action (like a complex calculation), and return a result.
Unlike Stored Procedures, functions cannot modify database state (e.g., you cannot INSERT or DELETE from physical tables inside a UDF). They are strictly for calculating or retrieving data.