FMCJ_BTR is a standard SAP Table which is used to store data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The FMCJ_BTR table consists of various fields, each holding specific information or linking keys about data available in SAP. These include WAERS (Currency Key), WRBTR (Amount in Document Currency), P_C_DATE (Conversion Date), KURST (Exchange Rate Type)... 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. .