Showing posts with label Pentaho Group By. Show all posts
Showing posts with label Pentaho Group By. Show all posts

Friday, October 2, 2015

Pentaho Data Integration : Aggregation using Group By step

This step can be used to perform various types of aggregations such as sum, average, min, max e.t.c. Input data always need to be sorted for this step to work properly.

This step support following aggregation methods.
  1. Sum
  2. Average or Mean