User-Defined Functions (Database Engine)
The topics in this section provide the information necessary to understand, design, and implement user-defined functions.
In This Section
Understanding User-defined Functions
Explains user-defined function concepts and includes descriptions and examples of each type available in SQL Server.
Designing User-Defined Functions
Provides specific guidelines, rules and restrictions you should know when designing a user-defined function.
Implementing User-defined Functions
Describes the procedures to create, modify, or delete a user-defined function.