CATS_EXTKEY SAP (External Key) Structure details

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

CATS_EXTKEY 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 "External Key" 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_CATS_EXTKEY TYPE CATS_EXTKEY.

The CATS_EXTKEY table consists of various fields, each holding specific information or linking keys about External Key data available in SAP. These include EXTAPPLICATION (External Application), EXTDOCUMENTNO (Document number).. 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 CATS_EXTKEY structure fields - Full list of fields found in SAP data dictionary

Key field

Non-key field

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

As CATS_EXTKEY 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 CATS_EXTKEY as there is no data to select.

How to access SAP table CATS_EXTKEY

Within an ECC or HANA version of SAP you can also view further information about CATS_EXTKEY 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