KOMK1 SAP (FI Document Header Communication Table) Structure details

Dictionary Type: Structure
Description: FI Document Header Communication Table




ABAP Code to SELECT data from KOMK1
Related tables to KOMK1
Access table KOMK1




Structure field list including key, data, relationships and ABAP select examples

KOMK1 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 "FI Document Header Communication Table" 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_KOMK1 TYPE KOMK1.

The KOMK1 table consists of various fields, each holding specific information or linking keys about FI Document Header Communication Table data available in SAP. These include BELNR (Internal Document Number for the FI Interface), GJAHR (Fiscal Year), BLART (Document Type), BLDAT (Document Date in Document).. 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 or numeric)


SAP KOMK1 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
BUKRSCompany Code BUKRSCHAR4T001BUKRSBUKC_T001
BELNRInternal Document Number for the FI Interface INTBLCHAR10ALPHABELNR
GJAHRFiscal Year GJAHRNUMC4GJAHRGJAHRGJR
BLARTDocument Type BLARTCHAR2T003BLARTBAR
BLDATDocument Date in Document BLDATDATS8DATUM
BUDATPosting Date in the Document BUDATDATS8DATUM
MONATFiscal Period MONATNUMC2MONAT
WWERTTranslation Date WWERT_DDATS8DATUM
BKTXTDocument Header Text BKTXTCHAR25TEXT25
WAERSCurrency Key WAERSCUKY5TCURCWAERSFWS
CURT_11st Currency Type (FI Interface) CURT_1CHAR2CURTP
CURT_22nd Currency Type (FI Interface) CURT_2CHAR2CURTP
CURT_33rd Currency Type (FI Interface) CURT_3CHAR2CURTP
WAER_11st currency key (FI interface) WAER_1CUKY5Assigned to domainWAERS
WAER_22nd currency key (FI interface) WAER_2CUKY5Assigned to domainWAERS
WAER_33rd currency key (FI interface) WAER_3CUKY5Assigned to domainWAERS
KURSFExchange rate KURSFDEC9(5) EXCRTKURSF
XBLNRReference Document Number XBLNR1CHAR16XBLNR1
GLVORBusiness Transaction GLVORCHAR4CHAR4
XRUEBIndicator: Document is posted to a previous period XRUEBCHAR1XFELD
AUGBLDocument Number of the Clearing Document AUGBLCHAR10ALPHABELNR
AUGDTClearing Date AUGDTDATS8DATUM
XNEGPIndicator: Negative posting XNEGPCHAR1XFELD
REBZGNumber of the Invoice the Transaction Belongs to REBZGCHAR10ALPHABELNR

Key field Non-key field



How do I retrieve data from SAP structure KOMK1 using ABAP code?

As KOMK1 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 KOMK1 as there is no data to select.

How to access SAP table KOMK1

Within an ECC or HANA version of SAP you can also view further information about KOMK1 and the data within it using relevant transactions such as

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


Search for further information about these or an SAP related objects



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