DATASET - Analytics Database - Teradata Vantage

SQL External Routine Programming

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Teradata Vantage
Release Number
17.20
Published
June 2022
Language
English (United States)
Last Update
2023-07-11
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iiv1628111441820.ditamap
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B035-1147
lifecycle
latest
Product Category
Teradata Vantageā„¢

C Data Type Definition

typedef int DATASET_HANDLE;

Usage

Use the DATASET_HANDLE data type when passing a DATASET instance as an argument or returning a DATASET type result.

Here is an example using a DATASET parameter in a UDF definition and DATASET_HANDLE in a C function declaration.

SQL Function Definition Equivalent C Function Declaration
CREATE FUNCTION F1 (
  A DATASET(100) STORAGE FORMAT AVRO)
RETURNS DATASET(100) STORAGE FORMAT AVRO 
 ...;
void f1( DATASET_HANDLE *a,
         DATASET_HANDLE *result,
   ... )
{  ... }