AFAB is a standard SAP Table which is used to store Network - Relationships data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The AFAB table consists of various fields, each holding specific information or linking keys about Network - Relationships data available in SAP. These include AUFPL_VOR (No. identifying the network to which the predecessor belongs), APLZL_VOR (Internal counter), AUFPL_NCH (No. identifying the network to which the successor belongs), APLZL_NCH (Internal counter)... 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. .