Write Range Map stage: fast path

InfoSphere® DataStage® has many defaults which means that it can be very easy to include Write Range Map stages in a job. InfoSphere DataStage provides a versatile user interface, and there are many shortcuts to achieving a particular end, this section describes the basic method, you will learn where the shortcuts are when you get familiar with the product.

To use a Write Range Map stage:

• In the Input Link Properties Tab:
  • Specify the key column(s) for the range map you are creating.
  • Specify the name of the range map you are creating.
  • Specify whether it is OK to overwrite an existing range map of that name (be default an error occurs if a range map with that name already exists).
• Ensure that column definitions have been specified for the range map (this can be done in an earlier stage).