BBPS_ALERT_MSG_KEY_QUOT 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 Key Fields for Bid in Alert in msgarg4" 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_BBPS_ALERT_MSG_KEY_QUOT TYPE BBPS_ALERT_MSG_KEY_QUOT.
The BBPS_ALERT_MSG_KEY_QUOT table consists of various fields, each holding specific information or linking keys about Structure Key Fields for Bid in Alert in msgarg4 data available in SAP. These include USER (User Name), PROCESS_TYPE_PO (Business Transaction Type)... 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. .