17.05 - Example: Deferred Mode Processing of CLOBs Using the DEFERRED BY NAME Phrase - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Manipulation Language

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
Published
January 2021
Language
English (United States)
Last Update
2021-01-22
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The following example shows the use of the BY NAME phrase for deferred mode processing of large objects using BTEQ and CLOBs.

     .SET INDICDATA ON

     CREATE TABLE tabf (
       i1 INTEGER,
       v1 VARCHAR(256));

     INSERT INTO tabf (1, 'c:\temp\vconfig.txt');

     .EXPORT INDICDATA FILE=scg0720.dat

     SELECT *
     FROM tabf;

     .EXPORT reset

     CREATE TABLE tabc (
     i1 INTEGER,
     c1 CLOB);

     .IMPORT INDICDATA FILE=scg0720.dat

     USING (a INTEGER,
            b CLOB AS DEFERRED BY NAME)
     INSERT INTO tabc (:a, :b);