COMT_PRWBIL_USER_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 Part for Relationship User Settings in Prod. Workbench" 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_COMT_PRWBIL_USER_DATA TYPE COMT_PRWBIL_USER_DATA.
The COMT_PRWBIL_USER_DATA table consists of various fields, each holding specific information or linking keys about Data Part for Relationship User Settings in Prod. Workbench data available in SAP. These include RELTYPE (Relationship Type), DIRECTION (Defines the Direction of a Directed Relationship), IL_ORDER (Sequence of Relationships in Product Maintenance), IL_INACTIVE (Hide Relationship Type in Product Maintenance)... 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. .