COMT_IL_TYPE 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 "Definition of Relationship Types for Object Relationships" 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_IL_TYPE TYPE COMT_IL_TYPE.
The COMT_IL_TYPE table consists of various fields, each holding specific information or linking keys about Definition of Relationship Types for Object Relationships data available in SAP. These include SOURCE (Type of Object in a Relationship), DESTINATION (Type of Object in a Relationship), DIRECTED (Defines Whether a Relationship Type Is One-Way), REVERSE (Defines if a Relationship Type Is Reversible)... 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. .