ALM_DOE_SUB_NUM 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 "Sub number data for report selection" 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_ALM_DOE_SUB_NUM TYPE ALM_DOE_SUB_NUM.
The ALM_DOE_SUB_NUM table consists of various fields, each holding specific information or linking keys about Sub number data for report selection data available in SAP. These include SELECTION_HIGH (Asset Subnumber), PATTERN_FLAG (Version Number Component), SEL_OPTION (ABAP: Selection option (EQ/BT/CP/...)), SIGN (ABAP: ID: I/E (include/exclude values))... 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. .