FMSP_GROUP 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 "Structure for Rule-Based Account Distribut'n Rule Group 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_FMSP_GROUP TYPE FMSP_GROUP.
The FMSP_GROUP table consists of various fields, each holding specific information or linking keys about Structure for Rule-Based Account Distribut'n Rule Group data data available in SAP. These include LANG (Language Key), TEXT (Group text for Rule-Based Account Assignment Distributions), BEGRU (Authorization group for PSM account assignment distribution), FPROF_ID (Field Profile ID for Rule-Based Account Asst Distributions)... 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. .