15.10 - Job Example 20: Export Data and then Use It to Perform Conditional Updates Against Production Tables - Parallel Transporter

Teradata Parallel Transporter User Guide

prodname
Parallel Transporter
vrm_release
15.10
category
User Guide
featnum
B035-2445-035K

Job Example 20: Export Data and then Use It to Perform Conditional Updates Against Production Tables

Job Objective

Export data from Teradata Database tables and perform conditional updates using CASE logic against existing production tables in the same or in another Teradata Database.

Data Flow Diagram

Figure 46 shows a diagram of the job elements for Job Example 16.

Figure 46: Job Example PTS00023 -- Export Data and Perform Conditional Updates Against Production Tables

Sample Script

For the sample script that corresponds to this job, see the following script in the sample/userguide directory:

PTS00023: Exporting Data and then Use It to Performing Conditional Updates Against Production Tables.

Rationale

This job uses the operators shown for the following reasons:

  • Use Export operator because it can extract large amounts of data from a Teradata Database table at high speeds.
  • Use Update operator as the consumer operator because it can perform INSERT, UPDATE, and DELETE operations in Teradata Database tables.