PREL is a standard SAP Table which is used to store HR Master Data (Old Version, For Conversion Only) data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The PREL table consists of various fields, each holding specific information or linking keys about HR Master Data (Old Version, For Conversion Only) data available in SAP. These include PERNR (Personnel Number), INFTY (Infotype), SUBTY (Subtype), OBJPS (Object Identification)... 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. .