FMFUSE is a standard SAP Table which is used to store FIFM: Application of Funds from Secondary Sources data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The FMFUSE table consists of various fields, each holding specific information or linking keys about FIFM: Application of Funds from Secondary Sources data available in SAP. These include FIKRS (Financial Management Area), FINUSE (Application of Secondary Source Funds), DATAB (FM: Valid from date), DATBIS (FM: Valid to date)... 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. .