INTERVAL DAY - 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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B035-1147
lifecycle
previous
Product Category
Teradata Vantage™

C Data Type Definition

typedef SMALLINT INTERVAL_DAY;

Usage

The range of values defined for the SQL INTERVAL DAY type applies to the input arguments and return argument of a function. A value outside the valid range of values produces an error. For details on the INTERVAL DAY type, see Teradata Vantage™ - Data Types and Literals, B035-1143.

This example uses INTERVAL DAY in a UDF definition and C function declaration.

SQL Function Definition Equivalent C Function Declaration
CREATE FUNCTION F1 (
  A INTERVAL DAY(2) )
RETURNS INTERVAL DAY
 ...;
void f1( INTERVAL_DAY *a,
         INTERVAL_DAY *result,
   ... )
{  ... }