Binary formats (1)

  • Compared to plain text formats, these formats decrease read/write times and file sizes.
  • But they’are not human-readable and may be less language-agnostic.
format package functions note
.RData base save(), load() multiple R objects (including names)
.Rds base saveRDS(), readRDS() single R object (no names)
.feather arrow (feather) write_feather(), read_feather() language-agnostic, fast (‘arrow’=‘feather’ format)
.parquet arrow write_parquet(), read_parquet(), write_dataset(), open_dataset() language-agnostic, fast