Enum DistanceMetric 

#[repr(u8)]
pub enum DistanceMetric {
    L2 = 0,
    IP = 1,
    Cosine = 2,
}

Vector distance metric aligned with Apache Kvrocks DistanceMetric. 向量距离度量方式（对标 Apache Kvrocks DistanceMetric）

Variants

L2 = 0

IP = 1

Cosine = 2

Implementations

impl DistanceMetric

pub const fn from_repr(discriminant: u8) -> Option<DistanceMetric>

Try to create Self from the raw representation

impl DistanceMetric

pub const fn as_str(&self) -> &'static str

pub fn parse(s: &str) -> Option<Self>

Trait Implementations

impl Clone for DistanceMetric

fn clone(&self) -> DistanceMetric

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for DistanceMetric

impl Debug for DistanceMetric

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

Formats the value using the given formatter.

impl<'__de> Decode<'__de> for DistanceMetric

where '__de:,

impl Default for DistanceMetric

fn default() -> DistanceMetric

Returns the “default value” for a type.

impl Display for DistanceMetric

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

Formats the value using the given formatter.

impl Encode for DistanceMetric

impl Eq for DistanceMetric

impl FromStr for DistanceMetric

type Err = ParseError

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<DistanceMetric, <Self as FromStr>::Err>

Parses a string s to return a value of this type.

impl PartialEq for DistanceMetric

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for DistanceMetric

impl TryFrom<&str> for DistanceMetric

type Error = ParseError

The type returned in the event of a conversion error.

fn try_from(s: &str) -> Result<DistanceMetric, <Self as TryFrom<&str>>::Error>

Performs the conversion.