LINKAGE SAP (Relationships) Table details
Dictionary Type: Table
Description: Relationships
Description: Relationships
Table field list including key, data, relationships and ABAP select examples
LINKAGE is a standard SAP Table which is used to store Relationships data and is available within R/3 SAP systems depending on the version and release level.
The LINKAGE table consists of various fields, each holding specific information or linking keys about Relationships data available in SAP. These include GUID (GUID in 'RAW' format), LINK_TYPE (Link Category), OBJECT_TYPE (Link: Object Type), OBJECT_GUID (GUID in 'RAW' format).. 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: A - Application table (master and transaction data)Display/Maintenance via tcode SM30: Display/Maintenance Allowed but with Restrictions
SAP enhancement categories: Can be enhanced (character-type or numeric)
SAP LINKAGE table 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 |
| CLIENT | Client | MANDT | CLNT | 3 | Assigned to domain | MANDT | |||
| GUID | GUID in 'RAW' format | GUID_16 | RAW | 16 | SYSUUID | ||||
| LINK_TYPE | Link Category | TDD_LINK_TYPE | CHAR | 10 | DOM_LINK_TYPE | ||||
| OBJECT_TYPE | Link: Object Type | TDD_LINK_OTYPE | CHAR | 10 | |||||
| OBJECT_GUID | GUID in 'RAW' format | GUID_16 | RAW | 16 | SYSUUID | ||||
| OBJECT_DESCR | Link: Object Description | TDD_LINK_ODESCR | CHAR | 132 | TEXT132 | ||||
| OBJECT_DOCNO | Link: Document Number | TDD_LINK_ODOCNO | CHAR | 35 | |||||
| OBJECT_ITMNO | Link: Item Number of Object | TDD_LINK_OITMNO | NUMC | 10 | |||||
| LOGSYS | Logical system | LOGSYS | CHAR | 10 | Assigned to domain | ALPHA | LOGSYS | ||
| CRDAT | Date on Which Record Was Created | ERDAT | DATS | 8 | DATUM | ||||
| CRTIM | Entry time | ERZET | TIMS | 6 | UZEIT | ||||
| CRNAM | Name of Person who Created the Object | ERNAM | CHAR | 12 | USNAM |
| Key field | Non-key field |
How do I retrieve data from SAP table LINKAGE using ABAP code
The following ABAP code Example will allow you to do a basic selection on LINKAGE to SELECT all data from the tableDATA: WA_LINKAGE TYPE LINKAGE.
SELECT SINGLE *
FROM LINKAGE
INTO CORRESPONDING FIELDS OF WA_LINKAGE
WHERE...
How to access SAP table LINKAGE
Within an ECC or HANA version of SAP you can also view further information about LINKAGE 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