GRFNMW_S_DB_STGTSK_DATA 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 "Stage Task Data - MSMP Parameters" 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_GRFNMW_S_DB_STGTSK_DATA TYPE GRFNMW_S_DB_STGTSK_DATA.
The GRFNMW_S_DB_STGTSK_DATA table consists of various fields, each holding specific information or linking keys about Stage Task Data - MSMP Parameters data available in SAP. These include RUNTIME_CONF_CHN (Runtime Configuration Change Supported)... 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. .