cars.df = as.disk.frame(cars)
# return the integer-string chunk IDs
get_chunk_ids(cars.df)
# return the file name chunk IDs
get_chunk_ids(cars.df, full.names = TRUE)
# return the file name chunk IDs with file extension
get_chunk_ids(cars.df, strip_extension = FALSE)
# clean up cars.df
delete(cars.df)
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