Hash and combine the rows in this DataFrame

Description

The hash value is of type UInt64.

<DataFrame>$hash_rows(seed = 0, seed_1 = NULL, seed_2 = NULL, seed_3 = NULL)

seed Random seed parameter. Defaults to 0.

seed_1 Random seed parameter. Defaults to seed if not set.

seed_2 Random seed parameter. Defaults to seed if not set.

seed_3 Random seed parameter. Defaults to seed if not set.

This implementation does not guarantee stable results across different Polars versions. Its stability is only guaranteed within a single version.

A polars Series

library("polars")

df <- pl$DataFrame(
  foo = c(1, NA, 3, 4),
  ham = c("a", "b", NA, "d")
)
df$hash_rows(seed = 42)

#> shape: (4,)
#> Series: '' [u64]
#> [
#>  11236583422053995155
#>  17641593758681851434
#>  6476636863897975030
#>  950300120623942918
#> ]