R/dplyr-union.R

In arrow: Integration to 'Apache' 'Arrow'

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# The following S3 methods are registered on load if dplyr is present

union.arrow_dplyr_query <- function(x, y, ...) {
  x <- as_adq(x)
  y <- as_adq(y)

  dplyr::distinct(dplyr::union_all(x, y))
}

union.Dataset <- union.ArrowTabular <- union.RecordBatchReader <- union.arrow_dplyr_query

union_all.arrow_dplyr_query <- function(x, y, ...) {
  x <- as_adq(x)
  y <- as_adq(y)

  x$union_all <- list(right_data = y)
  collapse.arrow_dplyr_query(x)
}

union_all.Dataset <- union_all.ArrowTabular <- union_all.RecordBatchReader <- union_all.arrow_dplyr_query