16.20 - tdr.VarChar - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
16.20
Release Date
April 2020
Content Type
Programming Reference
Publication ID
B035-1147-162K
Language
English (United States)

Purpose

Retrieves a column definition for the VARCHAR_DT type to be used in conjunction with the tdr.SetOutputColDef function.

Syntax

tdr.VarChar(size,  chartype)
size
Parameter type: integer

The number of characters or bytes allotted to this column.

chartype
Parameter type: string

The character set for the VARCHAR column being defined.

Return Value

An R list representing the column definition for an instance of the VARCHAR_DT data type with the given attributes.

Example: Retrieve a Column Definition For the VARCHAR_DT Type

coldef <- list(col= tdr.VarChar(100,"LATIN_CT"));
tdr.SetOutputColDef(stream, coldef);