CEST4 is a standard SAP Table which is used to store Segment table (CO-PA) data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The CEST4 table consists of various fields, each holding specific information or linking keys about Segment table (CO-PA) data available in SAP. These include AKTBO (Current profitability segment (CO-PA)), PAOBJNR (Profitability Segment Number (CO-PA)), PASUBNR (Profitability segment changes (CO-PA)), BISDAT (Valid to)... 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. .