Hash and combine the rows in this DataFrame

Source code

Description

The hash value is of type UInt64.

Usage

<DataFrame>$hash_rows(seed = 0)

Arguments

seed	Random seed parameter. Defaults to 0.

Details

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

Value

A polars Series

Examples

library("polars")

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

#> shape: (4, 1)
#> ┌──────────────────────┐
#> │                      │
#> │ ---                  │
#> │ u64                  │
#> ╞══════════════════════╡
#> │ 17453377068060149751 │
#> │ 12226408558654656068 │
#> │ 13881508424296595263 │
#> │ 14207384912459851279 │
#> └──────────────────────┘