collections, dplyr, purrr, stringr, R6, tibble, tidyr
collections, dplyr, purrr, R6, stringr, tibble, tidyr
testthat, collections, dplyr, DBI, RSQLite, tibble, pryr
testthat, collections, dplyr, DBI, RSQLite, ggplot2, tibble,
tidyr, pryr
DBI, ggplot2, RSQLite, testthat (>= 3.0.0)