FMKF_S_DIM_AGGRC 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 "Key Figures - Aggregation of dimensions (with cmmt cat.)" 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_FMKF_S_DIM_AGGRC TYPE FMKF_S_DIM_AGGRC.
The FMKF_S_DIM_AGGRC table consists of various fields, each holding specific information or linking keys about Key Figures - Aggregation of dimensions (with cmmt cat.) data available in SAP. These include FUND (Key Figures - Fund aggregation), BUDGET_PD (Key Figures - Budget Period aggregation), FUNDSCTR (Key Figures - Funds center aggregation), CMMTITEM (Key Figures - Commitment item aggregation)... 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. .