Enum FrameBound 

pub enum FrameBound {
    UnboundedPreceding,
    Preceding(u64),
    CurrentRow,
    Following(u64),
    UnboundedFollowing,
}

A single bound in a window frame specification.

Variants

UnboundedPreceding

UNBOUNDED PRECEDING

Preceding(u64)

N PRECEDING

CurrentRow

CURRENT ROW

Following(u64)

N FOLLOWING

UnboundedFollowing

UNBOUNDED FOLLOWING

Trait Implementations

impl Clone for FrameBound

fn clone(&self) -> FrameBound

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for FrameBound

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

Formats the value using the given formatter.

impl Hash for FrameBound

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for FrameBound

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

Tests for self and other values to be equal, and is used by ==.

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

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

impl Eq for FrameBound

impl StructuralPartialEq for FrameBound