dplyr join methods for R6Frame.
left_join.R6Frame(x, y, ...)
right_join.R6Frame(x, y, ...)
full_join.R6Frame(x, y, ...)
semi_join.R6Frame(x, y, ...)
anti_join.R6Frame(x, y, ...)R6Frame object.R6Frame, regular data.frame, data.table or tbl.dplyr.library or require before reporttoolDT. (I think).