RNCMAPTAB SAP (IS-H: Internal <-> External Structure/Field Name Mapping) Structure details
Description: IS-H: Internal <-> External Structure/Field Name Mapping
Structure field list including key, data, relationships and ABAP select examples
RNCMAPTAB is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "IS-H: Internal <-> External Structure/Field Name Mapping" Information within sap ABAP programs.
This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately.
i.e. DATA: wa_RNCMAPTAB TYPE RNCMAPTAB.
The RNCMAPTAB table consists of various fields, each holding specific information or linking keys about IS-H: Internal <-> External Structure/Field Name Mapping data available in SAP. These include INTTAB (Table Name), INTFLD (Field name), EXTTAB (Table Name), EXTFLD (Field name).. See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .
Delivery Class:Display/Maintenance via tcode SM30: Display/Maintenance Allowed but with Restrictions
SAP enhancement categories: Can be enhanced (character-type)
SAP RNCMAPTAB structure fields - Full list of fields found in SAP data dictionary
| Field | Description | Data Element | Data Type | length (Dec) | Check table | Conversion Routine | Domain Name | MemoryID | SHLP |
| MODULE | Function name | FUNCNAME | CHAR | 30 | Assigned to domain | FUNCNAME | LIB | ||
| INTTAB | Table Name | TABNAME | CHAR | 30 | Assigned to domain | AS4TAB | DTB | ||
| INTFLD | Field name | NAME_FELD | CHAR | 30 | Assigned to domain | FDNAME | DFD | ||
| EXTTAB | Table Name | TABNAME | CHAR | 30 | Assigned to domain | AS4TAB | DTB | ||
| EXTFLD | Field name | NAME_FELD | CHAR | 30 | Assigned to domain | FDNAME | DFD | ||
| INFO | Text (30 Characters) | TEXT30 | CHAR | 30 | TEXT30 |
| Key field | Non-key field |
How do I retrieve data from SAP structure RNCMAPTAB using ABAP code?
As RNCMAPTAB is a database structure and not a table it does not store any data in the SAP data dictionary. The ABAP SELECT statement is therefore not appropriate and can not be performed on RNCMAPTAB as there is no data to select.How to access SAP table RNCMAPTAB
Within an ECC or HANA version of SAP you can also view further information about RNCMAPTAB and the data within it using relevant transactions such asSE11 (ABAP Dictionary Maintenance)
SM30 (Maintain Table Data)
SE80 (Object Navigator)
SE16 (Data Browser).
Search for further information about these or an SAP related objects