polars_core::frame::group_by

Module aggregations

Source
Available on crate feature algorithm_group_by only.

Traits§

AggList
TakeExtremum

Functions§

_agg_helper_idx
Helper that combines the groups into a parallel iterator over (first, all): (u32, &Vec<u32>).
_agg_helper_idx_no_null
Same helper as _agg_helper_idx but for aggregations that don’t return an Option.
_agg_helper_slice
_agg_helper_slice_no_null
_rolling_apply_agg_window_no_nulls
_rolling_apply_agg_window_nulls
_slice_from_offsets
_use_rolling_kernels