DDNAMETAB SAP (Structure for Display Nametab) Structure details
Description: Structure for Display Nametab
Structure field list including key, data, relationships and ABAP select examples
DDNAMETAB 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 "Structure for Display Nametab" 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_DDNAMETAB TYPE DDNAMETAB.
The DDNAMETAB table consists of various fields, each holding specific information or linking keys about Structure for Display Nametab data available in SAP. These include POSITION (Position), DEPTH (Depth in nested structures), DTYP (Data type in Dictionary), DBLENGTH (Length of field in Dictionary).. 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: Not classified
SAP DDNAMETAB 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 |
| FIELDNAME | Field Name | FIELDNAME | CHAR | 30 | Assigned to domain | FDNAME | DFD | ||
| POSITION | Position | DDPOSD | CHAR | 4 | |||||
| DEPTH | Depth in nested structures | DDDEPTHD | CHAR | 4 | |||||
| DTYP | Data type in Dictionary | DDDTYPD | CHAR | 4 | |||||
| DBLENGTH | Length of field in Dictionary | DDDDLEND | CHAR | 5 | |||||
| DBLENGTH2 | Length of Field on Database | DDDDLEN2 | CHAR | 7 | |||||
| DECIMALS | Number of decimal places in the field | DDDECD | CHAR | 4 | |||||
| OFFSET | Field offset | DDOFFSETD | CHAR | 5 | |||||
| EXLENGTH | Output length | DDEXLEND | CHAR | 4 | |||||
| FIELDTYPE | ABAP data type (coded) | DDFLDTYPD | CHAR | 3 | |||||
| ABTYPE | ABAP data type (nametab interface coded) | DDABTYPED | CHAR | 3 | |||||
| EXID | ABAP data type (C,D,N,...) | INTTYPE | CHAR | 1 | INTTYPE | ||||
| DIGITS | Dictionary length for DEC, CURR, QUAN types | DDDIGITSD | CHAR | 4 | |||||
| FLAG1 | Flag 1 for fields in nametab | DDFLAG1D | CHAR | 8 | |||||
| FLAG2 | Flag for fields in nametab | DDFLAG2D | CHAR | 8 | |||||
| FLAG3 | Flag for fields in nametab | DDFLAG3D | CHAR | 8 | |||||
| FLAG4 | Flag for fields in nametab | DDFLAG4D | CHAR | 8 | |||||
| ROLLNAME | Data element (semantic domain) | ROLLNAME | CHAR | 30 | Assigned to domain | ROLLNAME | ROL | DD_DTEL | |
| PRECFIELD | Internal precision | DDPRECD | CHAR | 4 | |||||
| REFTABLE | Table for reference field | REFTABLE | CHAR | 30 | Assigned to domain | AS4TAB | |||
| REFFIELD | Reference field for currency and qty fields | REFFIELD | CHAR | 30 | Assigned to domain | FDNAME | |||
| CONVEXIT | Conversion Routine | CONVEXIT | CHAR | 5 | CONVEXIT | ||||
| MEMORYID | Set/Get parameter ID | MEMORYID | CHAR | 20 | Assigned to domain | MEMORYID | |||
| CHECKTABLE | Check table name of the foreign key | CHECKTABLE | CHAR | 30 | Assigned to domain | AS4TAB |
| Key field | Non-key field |
How do I retrieve data from SAP structure DDNAMETAB using ABAP code?
As DDNAMETAB 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 DDNAMETAB as there is no data to select.How to access SAP table DDNAMETAB
Within an ECC or HANA version of SAP you can also view further information about DDNAMETAB 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