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rolling_numeric_minmax_by

Function rolling_numeric_minmax_by 

Source
pub fn rolling_numeric_minmax_by(
    by_col: &Column,
    slices: &Vec<[u32; 2]>,
    is_max_by: bool,
) -> ChunkedArray<UInt32Type>
Expand description

Rolling min_by/max_by for numeric by columns using O(n) deque kernel.

§Panics

Panics if the by column’s physical dtype is not primitive numeric or if it is a categorical.