TP45T is a standard SAP Table which is used to store Description for Role Set data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The TP45T table consists of various fields, each holding specific information or linking keys about Description for Role Set data available in SAP. These include LANGU (Language Key), APPL (Application), RLTYP_SET (Role Set for Application), RLTYP_SET_TEXT (Description)... 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. .