17.10 - INTERVAL DAY TO MINUTE - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1147-171K
Language
English (United States)

C Data Type Definition

typedef struct IntrvlDtoM
{
    SMALLINT day;
    SMALLINT hour;
    SMALLINT minute;
    short pad;
} IntrvlDtoM;

Usage

The range of values defined for the SQL INTERVAL DAY TO MINUTE 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 TO MINUTE type, see Teradata Vantage™ - Data Types and Literals, B035-1143.

Here is an example using INTERVAL DAY TO MINUTE in a UDF definition and IntrvlDtoM in a C function declaration.

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