RMODEL_COMPOSED_ACCOUNT 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 "Current Number Range Assignment Data" 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_RMODEL_COMPOSED_ACCOUNT TYPE RMODEL_COMPOSED_ACCOUNT.
The RMODEL_COMPOSED_ACCOUNT table consists of various fields, each holding specific information or linking keys about Current Number Range Assignment Data data available in SAP. These include RANL (Contract Number), GSART (Product Type)... 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. .