Struct ScanOrder 

pub struct ScanOrder {
    pub column: &'static str,
    pub direction: SortDirection,
}

单个 Scan 排序键。列名是编译期常量，业务层可安全组合多列确定序。

Fields

column: &'static str

direction: SortDirection

Implementations

impl ScanOrder

pub const fn asc(column: &'static str) -> Self

pub const fn desc(column: &'static str) -> Self

Trait Implementations

impl Clone for ScanOrder

fn clone(&self) -> ScanOrder

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for ScanOrder

impl Debug for ScanOrder

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

Formats the value using the given formatter.

impl Eq for ScanOrder

impl PartialEq for ScanOrder

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for ScanOrder