0 / 0
Head stage: fast path (DataStage)

Head stage: fast path (DataStage)

This section specifies the minimum steps to take to get a Head stage functioning.

To use a Head stage:

Open the stage and expand the properties section. In the Rows section:
  1. Specify the number of rows per partition that you want to copy from the source data set to the target data set. The default is ten.
    You can also do the following:
    • Specify that the stage should skip the first N rows per partition.
    • Specify that the stage will output all rows in a partition after the skip.
    • Specify that the stage should output every Nth row.
    • Under the Partitions category, specify that the stage will only output rows from the selected partitions.
  2. On the Output tab, select Edit in the Columns section. and in the Maps from input column, specify how the headed data maps onto your output columns.
Generative AI search and answer
These answers are generated by a large language model in watsonx.ai based on content from the product documentation. Learn more