UPWB_DATA is a standard SAP Table which is used to store Data in XML Format of BSP Applications data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The UPWB_DATA table consists of various fields, each holding specific information or linking keys about Data in XML Format of BSP Applications data available in SAP. These include RUNTIME (Storage Type (Save, Runtime, Memory,...)), LINE (Eight-digit numeric value), DATA (Line with Data in XML Format)... 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. .