In UIDESIGNER as I show the data of related tables?

In UIDESIGNER as I show the data of related tables?

Example

[Example]
[Example]: https://www.dropbox.com/s/l81u2wrs9ifvn1v/Formulario.pdf?dl=0

If you use composition or aggregation relation between your business objects the REST API call should return information of all related objects.

Note that this would not happen if you configure the relation as “lazy”.