CKMLAB02 is a standard SAP Table which is used to store Material Update Structure (Assignment to Valuation Area) data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The CKMLAB02 table consists of various fields, each holding specific information or linking keys about Material Update Structure (Assignment to Valuation Area) data available in SAP. These include BWKEY (Valuation Area), ASCHEMA (Material Update 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. .