FMCCBASIDX is a standard SAP Table which is used to store Index table for structures data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The FMCCBASIDX table consists of various fields, each holding specific information or linking keys about Index table for structures data available in SAP. These include COMPANY_CODE (Company Code), S_OBJNR (Object number for FM budgeting and AVC), S_LDNR (Source ledger number), R_LDNR (Receiver ledger number)... 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. .