COMC_ALTID_OBJ is a standard SAP Table which is used to store Object Types for Alternative ID Types data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The COMC_ALTID_OBJ table consists of various fields, each holding specific information or linking keys about Object Types for Alternative ID Types data available in SAP. These include OBJECT_TYPE (Object Type for Alternative IDs)... 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. .