COMM_PRCAT_USER is a standard SAP Table which is used to store User Settings in transaction COMM_HIERARCHY data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The COMM_PRCAT_USER table consists of various fields, each holding specific information or linking keys about User Settings in transaction COMM_HIERARCHY data available in SAP. These include USERNAME (User Name), APPLLOG_ON (Logical Variable), APPLLOG_OFF (Logical Variable), APPLLOG_TOP (Logical Variable)... 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. .