In SQL, you can create a function using the CREATE FUNCTION statement. The syntax for creating a function varies slightly between database management systems (DBMS) as SQL implementations may differ.

Microsoft recently released User Defined Functions in Preview. In this post I'm going to compare User Defined Functions with Named Formulas.

Recently I already mentioned Named Formulas and User Defined Functions in my posts. Today I'm looking at User Defined Types.

Functions are sections of code used in assignment to return a single value to a variable. There are three pre-defined functions that you should understand.