SAP CMDT_KEY_TOP Generic Master Record - Key Fields Table data and field list

CMDT_KEY_TOP 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 "Generic Master Record - Key Fields" 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_CMDT_KEY_TOP TYPE CMDT_KEY_TOP.

The CMDT_KEY_TOP table consists of various fields, each holding specific information or linking keys about Generic Master Record - Key Fields data available in SAP. These include OBJNR (Object number), DATBI (Valid To Date), STATUS (Activation Status of Generic Master Record)... 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. .

CMDT_KEY_TOP structure Technical Details:

Delivery Class:
Display/Maintenance via tcode SM30: Display/Maintenance Allowed but with Restrictions
SAP enhancement categories: Not classified


SAP CMDT_KEY_TOP structure fields - Full list of fields found in SAP data dictionary

Looking for S/4HANA specific information? Click here to explore the details, fields and extensibility available for this table in the SAP S/4HANA version of the CMDT_KEY_TOP table. Also check whether the table still exists or has been transformed into a CDS view as part of the HANA simplifications.
Field Description Data Element Data Type length (Dec) Check table Conversion Routine Domain Name MemoryID SHLP
MANDTClient MANDTCLNT3T000MANDT
OBJNRObject number J_OBJNRCHAR22ONR00J_OBJNRONR
DATBIValid To Date DATBIDATS8DATUM
STATUSActivation Status of Generic Master Record CMDT_STATUSCHAR1CMDT_STATUS

Key field Non-key field



How do I retrieve data from SAP structure CMDT_KEY_TOP using ABAP code?

As CMDT_KEY_TOP 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 CMDT_KEY_TOP as there is no data to select.

How to access SAP table CMDT_KEY_TOP

Within an ECC or HANA version of SAP you can also view further information about CMDT_KEY_TOP and the data within it using relevant transactions such as

SE11 (ABAP Dictionary Maintenance)
SM30 (Maintain Table Data)
SE80 (Object Navigator)
SE16 (Data Browser).