tidyspark: A Tidy Interface to Spark

#' Ovarian Cancer Survival Data
#' @description Survival in a randomised trial comparing two treatments for
#' ovarian cancer
#' @format
#' \describe{
#'   \item{futime}{survival or censoring time}
#'   \item{fustat}{censoring status}
#'   \item{age}{in years}
#'   \item{resid.ds}{residual disease present (1=no,2=yes)}
#'   \item{rx}{treatment group}
#'   \item{ecog.ps}{ECOG performance status (1 is better, see reference)}
#'   }
#' @source Terry Therneau
#' @references Edmunson, J.H., Fleming, T.R., Decker, D.G., Malkasian, G.D.,
#' Jefferies, J.A., Webb, M.J., and Kvols, L.K., Different Chemotherapeutic
#' Sensitivities and Host Factors Affecting Prognosis in Advanced Ovarian
#' Carcinoma vs. Minimal Residual Disease. Cancer Treatment Reports,
#' 63:241-47, 1979.
'ovarian'

#' Sample JSON Data
#'
#' A sample JSON file for examples and testing
#'
#' @source \url{https://docs.databricks.com/data/data-sources/read-json.html}
"json_sample"