Example: Locator Mode Processing of a Large Object - Teradata VantageCloud Lake

Lake - Working with SQL

Deployment
VantageCloud
Edition
Lake
Product
Teradata VantageCloud Lake
Release Number
Published
February 2025
ft:locale
en-US
ft:lastEdition
2025-11-21
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jbe1714339405530.ditamap
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pny1626732985837.ditaval
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jbe1714339405530

The first example shows how locator b is used to copy an existing, Vantage platform-resident BLOB from its current base table location into a base table named mytable without any data transferred to the client.

     USING (a INTEGER,
            b BLOB AS LOCATOR)
     INSERT INTO mytable VALUES (:a, :b);

The second example shows the BLOB data identified by locator b being returned to the client.

     .SET INDICDATA ON
     .EXPORT INDICDATA FILE=udbsales.dat

     USING (b BLOB AS LOCATOR)
     SELECT :b;

     .EXPORT RESET