RMODEL_CALC_RULES 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 "Calculation Procedure for Model Calculation" 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_CALC_RULES TYPE RMODEL_CALC_RULES.
The RMODEL_CALC_RULES table consists of various fields, each holding specific information or linking keys about Calculation Procedure for Model Calculation data available in SAP. These include STILGART (Repayment Type Indicator), JSOFVERR (Immediate settlement), SZAWS (Payment form (at start of period, mid-period, at period end)), AMMRHY (Frequency in months)... 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. .