BDSCHKF12 is a standard SAP Table which is used to store BDS: File Name at Last Checkout data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The BDSCHKF12 table consists of various fields, each holding specific information or linking keys about BDS: File Name at Last Checkout data available in SAP. These include PHIO_ID (Physical document), FILE_NUM (Sequential number of file), PH_CLASS (Physical document class), FILE_NAME (Relative storage location of physical document)... 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. .