Save a data.frame as a fst table

This function first export the data.frame to a temporal file, and then parse it back as a fst table (class name is "fst_table").

as_fst(.data)

Arguments

.data	A data.frame

Value

An object of class fst_table

Examples

# \donttest{
  iris %>%
    as_fst() -> iris_fst
  iris_fst
#> <fst file>
#> 150 rows, 5 columns (.a5445415a58.fst)
#> 
#>     Sepal.Length Sepal.Width Petal.Length Petal.Width   Species
#>         <double>    <double>     <double>    <double>  <factor>
#> 1            5.1         3.5          1.4         0.2    setosa
#> 2            4.9         3.0          1.4         0.2    setosa
#> 3            4.7         3.2          1.3         0.2    setosa
#> 4            4.6         3.1          1.5         0.2    setosa
#> 5            5.0         3.6          1.4         0.2    setosa
#> --            --          --           --          --        --
#> 146          6.7         3.0          5.2         2.3 virginica
#> 147          6.3         2.5          5.0         1.9 virginica
#> 148          6.5         3.0          5.2         2.0 virginica
#> 149          6.2         3.4          5.4         2.3 virginica
#> 150          5.9         3.0          5.1         1.8 virginica
# }