Enum NullsHandling 

pub enum NullsHandling {
    First,
    Last,
}

NULL handling in ORDER BY

Variants

First

NULL values come first

Last

NULL values come last

Trait Implementations

impl Clone for NullsHandling

fn clone(&self) -> NullsHandling

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for NullsHandling

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

Formats the value using the given formatter.

impl Display for NullsHandling

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

Formats the value using the given formatter.

impl PartialEq for NullsHandling

fn eq(&self, other: &NullsHandling) -> 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 Copy for NullsHandling

impl Eq for NullsHandling

impl StructuralPartialEq for NullsHandling