PLFT is a standard SAP Table which is used to store Process Instructions data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The PLFT table consists of various fields, each holding specific information or linking keys about Process Instructions data available in SAP. These include PLNTY (Task List Type), PLNNR (Key for Task List Group), PLNKN (Number of the task list node), PLNPH (Internal Sub-Calculation Number)... 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. .