Enum polars_core::prelude::AsofStrategy

pub enum AsofStrategy {
    Backward,
    Forward,
}

Variants

Backward

selects the last row in the right DataFrame whose ‘on’ key is less than or equal to the left’s key

Forward

selects the first row in the right DataFrame whose ‘on’ key is greater than or equal to the left’s key.

Trait Implementations

impl Clone for AsofStrategy

fn clone(&self) -> AsofStrategy

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for AsofStrategy

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for AsofStrategy

fn default() -> Self

Returns the “default value” for a type.

impl PartialEq<AsofStrategy> for AsofStrategy

fn eq(&self, other: &AsofStrategy) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for AsofStrategy

impl Eq for AsofStrategy

impl StructuralEq for AsofStrategy

impl StructuralPartialEq for AsofStrategy