A search help can influence the behavior of a field when the input help is called. The search help must be assigned to the field in order to do this. You have the following options for this assignment:
More than one search help can thus be assigned to a field. Conflicts when calling the input help are resolved with ahierarchy of search help attachments.
Search help A is assigned directly to a field in the screen. Search help B is attached to the corresponding table field. There is a check table for the field to which search help C is attached. Search help D is attached to the data element of the field.