Friday, May 11, 2012

JASPERREPORTS - Sum a variable once per group

Say you have a jasper report, the you have grouped twice,

You raw SQL data looks like

Description, Line_Group, Line_Total, Grand_Group_Total

And you want to get the total sum of Grand_Group_Total.

Create a variable with the following:

Calculation: Sum
Increment Type: Group
Increment Group: Line_Group

If this is nest again into another group, you can in the variable set

Reset Type: Group
Reset Group: Name of top level group.


Feel free to comment to get some more specific help