Enum datafusion_physical_expr::window::NthValueKind

pub enum NthValueKind {
    First,
    Last,
    Nth(i64),
}

Tag to differentiate special use cases of the NTH_VALUE built-in window function.

Variants

First

Last

Nth(i64)

Trait Implementations

impl Clone for NthValueKind

fn clone(&self) -> NthValueKind

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for NthValueKind

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

Formats the value using the given formatter.

impl Copy for NthValueKind