BBPS_BE_SOS_AVL 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 "AVLs Found in Sourcing" 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_BE_SOS_AVL TYPE BBPS_BE_SOS_AVL.
The BBPS_BE_SOS_AVL table consists of various fields, each holding specific information or linking keys about AVLs Found in Sourcing data available in SAP. These include AVL_ITEM_NUMBER (Item Number in Document), BE_VENDOR_ID (Account Number of Vendor or Creditor), VENDOR_NAME (Short name of business partner), CTR_HDR_NUMBER (Transaction Number)... 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. .