BAPI_FM_SPLITX 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 "ExtensionIn X structure for RBAA Split" 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_BAPI_FM_SPLITX TYPE BAPI_FM_SPLITX.
The BAPI_FM_SPLITX table consists of various fields, each holding specific information or linking keys about ExtensionIn X structure for RBAA Split data available in SAP. These include FM_SPLIT_SEQUENCE_NBR (Sequence number for Rule-Based Acct Asst Distributions), FM_SPLIT_BATCH (Updated information in related user data field), FM_SPLIT_AUTH_GROUP (Updated information in related user data field)... 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. .