TTEPD3_HEADER is a standard SAP Table which is used to store Header data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The TTEPD3_HEADER table consists of various fields, each holding specific information or linking keys about Header data available in SAP. These include TTEDOCUMENTID (TTE Document ID), ITEMNODEID (Node ID), REPORTINGDATE (Reporting Date), COMMAND (TTE Command)... 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. .