UPC_TRACE_DATA is a standard SAP Table which is used to store Trace Data data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The UPC_TRACE_DATA table consists of various fields, each holding specific information or linking keys about Trace Data data available in SAP. These include RELID (Region in IMPORT/EXPORT Data Table), SRTFD (Cluster Table Key), SRTF2 (Next record counter in EXPORT/IMPORT data tables), CLUSTR (Length field for user data in EXPORT/IMPORT tables)... 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. .