INTERVAL YEAR TO MONTH - Advanced SQL Engine - Teradata Database

SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
17.00
Published
June 2020
Language
English (United States)
Last Update
2021-01-24
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dita:id
B035-1147
lifecycle
previous
Product Category
Teradata Vantage™

C Data Type Definition

typedef struct IntrvlYtoM
{
    SMALLINT year;
    SMALLINT month;
} IntrvlYtoM;

Usage

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

Here is an example using INTERVAL YEAR TO MONTH in a UDF definition and IntrvlYtoM in a C function declaration.

SQL Function Definition Equivalent C Function Declaration
CREATE FUNCTION F1 (
  A INTERVAL YEAR(4) TO MONTH)
RETURNS INTERVAL YEAR TO MONTH
 ...;
void f1( IntrvlYtoM *a,
         IntrvlYtoM *result,
   ... )
{  ... }