Enable No Data Band

No data band use to display content/warning/error while main query not return a single row.

Follow the below step to use the"No Data" band of jasper report.

Step 1 : Right click on "No Data" band and select "Add Band" If it is not visible, More detail follow the section 1 of above image.

Step 2: select report (as mention in section 1 of above image) and right click as well select property option. Set "When No Data" as "No Data Section" property (detail display in section 2 of above image) 

Step 3 : Now run the report with no data query i.e. select 'Yes' where 1=2 so this query not return a single row so the result will display as mention in no Data section.

Tags: 

No Data Section.

When no data found display alert message.