17.10 - C Function Definition - 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 source file name: to_foot.c  *****/

#define  SQL_TEXT Latin_Text
#include <sqltypes_td.h>
#include <string.h>

void meter_toFoot( UDT_HANDLE  *meterUdt,
                   UDT_HANDLE  *resultFootUdt,
                   char         sqlstate[6])
{
   FLOAT value;
   int length;

   /* Get meter's value. */
   FNC_GetDistinctValue(*meterUdt, &value, SIZEOF_FLOAT, &length);

   /* Convert meters to feet and set the result value. */
   value *= 3.28;
   FNC_SetDistinctValue(*resultFootUdt, &value, SIZEOF_FLOAT);
}