TMC2D is a standard SAP Table which is used to store Key Figures (Updating) data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The TMC2D table consists of various fields, each holding specific information or linking keys about Key Figures (Updating) data available in SAP. These include MCINF (Name of information structure), STAFO (Update group for statistics update), SFONR (Update number), STFNA (Field name in the generated DDIC structure)... 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. .