Type Alias RowsFrameBound 

pub type RowsFrameBound = FrameBound<usize>;

Aliased Type

pub enum RowsFrameBound {
    UnboundedPreceding,
    Preceding(usize),
    CurrentRow,
    Following(usize),
    UnboundedFollowing,
}

Variants

UnboundedPreceding

Preceding(usize)

CurrentRow

Following(usize)

UnboundedFollowing

Implementations

impl RowsFrameBound

pub(super) fn from_protobuf_legacy(bound: &PbBound) -> Result<Self>

fn from_protobuf(bound: &PbRowsFrameBound) -> Result<Self>

fn to_protobuf(&self) -> PbRowsFrameBound

impl RowsFrameBound

pub fn to_offset(&self) -> Option<isize>

Convert the bound to sized offset from current row. None if the bound is unbounded.