COMT_CLEAR_SUP_OBJ_KEY 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 Cleansing: Key of Higher-Level Object" 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_CLEAR_SUP_OBJ_KEY TYPE COMT_CLEAR_SUP_OBJ_KEY.
The COMT_CLEAR_SUP_OBJ_KEY table consists of various fields, each holding specific information or linking keys about Data Cleansing: Key of Higher-Level Object data available in SAP. These include SUP_OBJ_CLASS (Higher-Level Node), SUP_OBJ_APPL_KEY (Key of Higher-Level Application Object)... 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. .