PRTP is a standard SAP Table which is used to store Subprojects data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The PRTP table consists of various fields, each holding specific information or linking keys about Subprojects data available in SAP. These include SUBPR (Sub-project in work breakdown structure), POST1 (PS: Short description (1st text line))... 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. .