CMS_STR_SEC_POS_SAS_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 "Data for Position -Sub Asset relation" 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_CMS_STR_SEC_POS_SAS_DATA TYPE CMS_STR_SEC_POS_SAS_DATA.
The CMS_STR_SEC_POS_SAS_DATA table consists of various fields, each holding specific information or linking keys about Data for Position -Sub Asset relation data available in SAP. These include SFTY_DSCNT (Safety discount), UNIT_VALN_FREQ (Indicator : Valuation Frequency of Securities Account), PERIOD_VALN_FREQ (Period of revaluation for securities), LENDING_RATE1 (Lending rate 1)... 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. .