Enum WindowFrameBound 

pub enum WindowFrameBound {
    UnboundedPreceding,
    Preceding(Box<Expr>),
    CurrentRow,
    Following(Box<Expr>),
    UnboundedFollowing,
}

Variants

UnboundedPreceding

Preceding(Box<Expr>)

CurrentRow

Following(Box<Expr>)

UnboundedFollowing

Trait Implementations

impl Clone for WindowFrameBound

fn clone(&self) -> WindowFrameBound

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for WindowFrameBound

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

Formats the value using the given formatter.