Generating the Field Catalog Manually
Purpose
It may be the case that the data you want to display is not at all or only partially represented by a structure in the Data Dictionary. Then you must use the fields of the field catalog to describe the structure of the output table.
Process Flow
The field catalog is defined in the Data Dictionary through table type
LVC_T_FCAT . Each row of the field catalog table explains a field in your output table. Depending on whether a reference structure exists in the DDIC or not, you must at least fill the following fields of the field catalog structure for each field:Required Fields of the Field Catalog
Output table fields with DDIC reference |
Output table fields without DDIC reference |
Explanation |
FIELDNAME |
FIELDNAME |
Name of the field of the internal output table |
REF_TABLE |
Name of the DDIC reference structure | |
REF_FIELD |
Name of the DDIC reference field (only needed if other than FIELDNAME ) | |
|
INTTYPE |
ABAP data type of the field of the internal output table | |
|
OUTPUTLEN |
Column width | |
|
COLTEXT |
Column header | |
|
SELTEXT |
Column description in column selection for layout |

See also:
Texts in the Field Catalog
You pass the field catalog using parameter IT_FIELDCATALOG (see graphic).
