- The criteria of align grouping is not assigned by the original dataset but is from the external sources such as parameters, other datasets, and the set temporally organized by users.
- For example, to check the insurance policy of top N sales person who get the least customer complaints, you can retrieve the list of sales person meeting the complaint conditions from the CRM system, and group these policy data in the policy system by this list.
- Align grouping makes the criteria of grouping no longer limiting to the original dataset and thus improved the flexibility of grouping.
- The align grouping belongs to the non- equivalence grouping, which supports the null set in the result of grouping. Here is a example: