Declaration of SH
For the correct work of search helps, you need to specify a data type as TABLE-FIELD.
Important: UI5 uses 1st EXPORTING parameter of search help!
Special characters for RANGE
In ui5 search help special RANGE fields are used. In addition to the usual equality, you can use the following characters: >, <, >=, <=, !, …
Combobox
If the SH is based on the values in the domain, the ListBox is used (instead of the nested SH)