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
The following figure shows a diagram of the job elements for Job Example 20.
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.
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.