AUAV is a standard SAP Cluster Table which is used to store Document Segment: Transactions data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The AUAV table consists of various fields, each holding specific information or linking keys about Document Segment: Transactions data available in SAP. These include BELNR (Number of a settlement document), LFDNR (Sequence number (three characters)), VRGNG (CO Business Transaction), KOKRS (Controlling Area)... 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. .