compute.disk.frame {disk.frame} | R Documentation |
Force computations. The results are stored in a folder.
Description
Perform the computation; same as calling cmap without .f and lazy = FALSE
Usage
## S3 method for class 'disk.frame'
compute(x, name = NULL, outdir = tempfile("tmp_df_", fileext = ".df"), ...)
Arguments
x |
a disk.frame |
name |
If not NULL then used as outdir prefix. |
outdir |
the output directory |
... |
Passed to 'write_disk.frame' |
Examples
cars.df = as.disk.frame(cars)
cars.df2 = cars.df %>% cmap(~.x)
# the computation is performed and the data is now stored elsewhere
cars.df3 = compute(cars.df2)
# clean up
delete(cars.df)
delete(cars.df3)
[Package disk.frame version 0.8.3 Index]