id – global id of the document across all seq-db cluster.
lid – local id of the document in the fraction (sealed and active).
tid - token id in the fraction (sealed and active).
node – [deprecated] actual term is tid.
RC – reader cell, struct which is used by a reader to read data from disk.
PT – [deprecated] prefix tree which is used to assign document IDs to terms, actual structure is TokenList.
QPR – query partial result