TPZ22 is a standard SAP Table which is used to store Business Partner: Ratings data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The TPZ22 table consists of various fields, each holding specific information or linking keys about Business Partner: Ratings data available in SAP. These include GRADE_METHOD (Rating Procedure), GRADE (Rating), RANKING (Rank of Rating), GRADE_TXT (Description of the Rating)... 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. .