This function only exists inside arrow
dplyr
queries, and it only is
valid when quering on a FileSystemDataset
.
Examples
if (FALSE) {
open_dataset("nyc-taxi") %>%
mutate(file = add_filename())
}
This function only exists inside arrow
dplyr
queries, and it only is
valid when quering on a FileSystemDataset
.
if (FALSE) {
open_dataset("nyc-taxi") %>%
mutate(file = add_filename())
}