Both table and loop nodes have a Data tab, which enables you to read internal tables. However, to describe a table layout, you can use only the table node. To display an internal table as a table in a form, a table node would be sufficient. Nevertheless, in many application areas accessing one internal table is not enough, because the application data is stored in several tables and depends on one another by means of foreign key relationsships.
For this reason, the Form Builder allows you to combine loops and tables:
The second method is frequently used in the following way:
During table output, you can access all globally defined fields as well.
If your internal table contains a value field that refers to a currency or quantity field in a different table, you must make this field known to the system before you can display it (see: