COMM_SCHEME is a standard SAP Table which is used to store Numbering Scheme data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The COMM_SCHEME table consists of various fields, each holding specific information or linking keys about Numbering Scheme data available in SAP. These include CLIENT (Client), SCHEME_GUID (Numbering Scheme GUID), SCHEME_ID (Numbering Scheme), NUM_SEGMENTS (Number of Levels in a Numbering Scheme)... 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. .