ianmcook commented on a change in pull request #10722:
URL: https://github.com/apache/arrow/pull/10722#discussion_r682249980
##########
File path: r/R/dplyr-summarize.R
##########
@@ -28,14 +28,107 @@ summarise.arrow_dplyr_query <- function(.data, ...,
.engine = c("arrow", "duckdb
dplyr::group_vars(.data) # vars needed for grouping
))
.data <- dplyr::select(.data, vars_to_keep)
-
if (match.arg(.engine) == "duckdb") {
dplyr::summarise(to_duckdb(.data), ...)
- } else {
- if (query_on_dataset(.data)) {
- not_implemented_for_dataset("summarize()")
+ } else if (isTRUE(getOption("arrow.summarize", FALSE))) {
+ # Try stuff, if successful return()
+ out <- try(do_arrow_summarize(.data, ...), silent = TRUE)
+ if (inherits(out, "try-error")) {
+ return(abandon_ship(call, .data, format(out)))
+ } else {
+ return(out)
}
+ } else {
+ # If unsuccessful or if option not set, do the work in R
dplyr::summarise(dplyr::collect(.data), ...)
Review comment:
I think this path should generate a `pulling data into R` warning
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