Perform the following steps to configure pushdown optimization in an Amazon Redshift ODBC
mapping
task:
Create a
mapping
to read from or write to Amazon Redshift:
Use the Amazon Redshift ODBC connection in the Source transformation.
Use the Amazon Redshift ODBC connection in the Target transformation.
Create a
mapping
task.
Select the configured
mapping
.
In the
Pushdown Optimization
section on the
Schedule
tab, set the pushdown optimization value to
Full
or
To Source
.
Save the task and click
Finish
.
When you run the mapping task, the transformation logic is pushed to the Amazon Redshift database. To verify that the pushdown optimization has taken place, you can check the session log for the job. In