Definicja data type reference

Co znaczy DATA TYPE REFERENCE:

A description of the data type of the value that can be assigned to a variable at runtime such as attribute or container element.

The data type reference is created during definition and enables the SAP System to perform checks at definition time. A data type reference may be:

By field reference to an ABAP Dictionary table or structure and field By structure reference to an ABAP Dictionary structure or table By reference to an object type