Enum polars_core::prelude::AsofStrategy
source · [−]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
sourceimpl Clone for AsofStrategy
impl Clone for AsofStrategy
sourcefn clone(&self) -> AsofStrategy
fn clone(&self) -> AsofStrategy
Returns a copy of the value. Read more
1.0.0 · sourcefn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresourceimpl Debug for AsofStrategy
impl Debug for AsofStrategy
sourceimpl PartialEq<AsofStrategy> for AsofStrategy
impl PartialEq<AsofStrategy> for AsofStrategy
sourcefn eq(&self, other: &AsofStrategy) -> bool
fn eq(&self, other: &AsofStrategy) -> bool
impl Copy for AsofStrategy
impl Eq for AsofStrategy
impl StructuralEq for AsofStrategy
impl StructuralPartialEq for AsofStrategy
Auto Trait Implementations
impl RefUnwindSafe for AsofStrategy
impl Send for AsofStrategy
impl Sync for AsofStrategy
impl Unpin for AsofStrategy
impl UnwindSafe for AsofStrategy
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<Q, K> Equivalent<K> for Qwhere
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,
impl<Q, K> Equivalent<K> for Qwhere
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,
sourcefn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.