SDMVSST01 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 Program MV50SST0" 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_SDMVSST01 TYPE SDMVSST01.
The SDMVSST01 table consists of various fields, each holding specific information or linking keys about Structure for Program MV50SST0 data available in SAP. These include LSBEZ (Text, 11 Characters), FELDN (Abbreviation for Database Field Name), VWERT (Char 20), BWERT (Char 20)... 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. .