USR06 is a standard SAP Table which is used to store Additional Data per User data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The USR06 table consists of various fields, each holding specific information or linking keys about Additional Data per User data available in SAP. These include BNAME (User Name in User Master Record), LIC_TYPE (ID for the User Types of the SAP System), VONDAT (Substitute 'from date'), BISDAT (Substitute 'to date')... 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. .