COMT_CAT_SCHEME_T_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 "Text Table Category Numbering Scheme Data" 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_CAT_SCHEME_T_DATA TYPE COMT_CAT_SCHEME_T_DATA.
The COMT_CAT_SCHEME_T_DATA table consists of various fields, each holding specific information or linking keys about Text Table Category Numbering Scheme Data data available in SAP. These include SCHEME_TEXT (Numbering Scheme Description)... 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. .