SQL UDF Usage | CREATE/REPLACE FUNCTION | Teradata Vantage - 17.10 - Function Identifiers - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Definition Language Detailed Topics

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1184-171K
Language
English (United States)

SQL UDF function names (see Function Name) are distinct from SQL UDF specific function names.

The following table briefly outlines the differences among the different function identifiers:

Function Identifier Syntax Variable Name Definition
Function name function_name The identifier used to call the function from an SQL request.
  • If a specific name is assigned to the function, function_name is not the name by which the dictionary knows the function as a database object, and it need not be unique within its containing database or user.
  • If no specific name is assigned to the function, the function name is the data dictionary is function_name.
Specific function name specific_function_name The identifier used to define the function as a database object in the dictionary table DBC.TVM.