You can use childbands to output two bands in one row of data. Create a new report. Place the data band on one page. Place the child band below the data band.
Run the report for execution. As you can see, the child bands are printed in the same number as the data bands. Child band is an extension of data band. But at the same time it was still a band, it had all the peculiarities.
Child bands can be placed after any band in the page as well as used with data bands. For example, after a header band or after a group header band.
Child bands can be used in conjunction with any band.