Struct SortKey 

pub struct SortKey {
    pub column: String,
    pub direction: Direction,
    pub nulls: NullsOrder,
}

A single sort key (column + direction)

Fields

column: String

Column name to sort by

direction: Direction

Sort direction

nulls: NullsOrder

Null handling

Implementations

impl SortKey

pub fn asc(column: impl Into<String>) -> Self

Create a new sort key with ascending order

pub fn desc(column: impl Into<String>) -> Self

Create a new sort key with descending order

pub fn nulls_first(self) -> Self

Set nulls to appear first

pub fn nulls_last(self) -> Self

Set nulls to appear last

pub fn compare(&self, a: &Value, b: &Value) -> Ordering

Compare two values according to this sort key

Trait Implementations

impl Clone for SortKey

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SortKey

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

Formats the value using the given formatter.