Method Signature for Scalar UDFs - Advanced SQL Engine - Teradata Database

SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Published
July 2021
Language
English (United States)
Last Update
2021-07-27
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dita:id
B035-1147
lifecycle
previous
Product Category
Teradata Vantage™

Syntax

public class class_name {
   ...
   public static result_type method_name (
     [ type input_param [,...] ]
   )
   {
     ...
   }
}

Syntax Elements

class_name
Java class name.
result_type
Java primitive or class corresponding to the SQL data type in the RETURNS clause of the corresponding CREATE FUNCTION statement.
method_name
Java method name.
type
Data type of input_param, a Java primitive or class corresponding to the SQL data type of the input argument.
input_param
Input parameter for Java method. The method signature must have an input_param for each parameter in the CREATE FUNCTION statement.
The maximum number of input parameters is 128.