16.20 - tdr.Blob - 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 BLOB_REFERENCE_DT type to be used in conjunction with the tdr.SetOutputColDef function.

Syntax

tdr.Blob(length)
length
Parameter type: integer
The number of bytes to allocate for the column.

Return Value

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

Example: Retrieve a Column Definition For the BLOB_REFERENCE_DT Type

coldef <- list(col= tdr.Blob(512));
tdr.SetOutputColDef(stream, coldef);