FMGLFLEXA is a standard SAP Table which is used to store General Ledger: Actual Line Items data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The FMGLFLEXA table consists of various fields, each holding specific information or linking keys about General Ledger: Actual Line Items data available in SAP. These include RYEAR (Fiscal Year), DOCNR (Accounting Document Number), RLDNR (Ledger in General Ledger Accounting), RBUKRS (Company Code)... 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. .