15.10 - Example: UDF Parameter Style TD_GENERAL - Teradata Database

Teradata Database Teradata JSON

Product
Teradata Database
Release Number
15.10
Published
December 2015
Language
English (United States)
Last Update
2018-06-05
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This example shows an SQL definition for a UDF using parameter style TD_GENERAL with a JSON parameter, and a C function that shows the corresponding parameter list.

/* Parameter Style TD_GENERAL */

CREATE FUNCTION MyJSONUDF2 (a1 JSON(100))  
                    RETURNS VARCHAR(100)
NO SQL
PARAMETER STYLE TD_GENERAL
DETERMINISTIC
LANGUAGE C
EXTERNAL NAME 'CS!MyJSONUDF2!MyJSONUDF2.c!F!MyJSONUDF2';
/* C source file name: myJSONUDF.c */

void MyJSONUDF2 (
     JSON_HANDLE    *json_handle, 
     VARCHAR_LATIN  *result, 
     char           sqlstate[6]
{
  /* body function */
}