FMS200_OLD_OPITEMS 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 "RFFMS200_OLD: Open Items" 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_FMS200_OLD_OPITEMS TYPE FMS200_OLD_OPITEMS.
The FMS200_OLD_OPITEMS table consists of various fields, each holding specific information or linking keys about RFFMS200_OLD: Open Items data available in SAP. These include BELNR (Accounting Document Number), BUZEI (Number of Line Item Within Accounting Document), GJAHR (Fiscal Year), BUDAT (Posting Date in the 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. .