Enum FilterExpression 

pub enum FilterExpression {
    Eq {
        field: String,
        value: Value,
    },
    Ne {
        field: String,
        value: Value,
    },
    Gt {
        field: String,
        value: Value,
    },
    Gte {
        field: String,
        value: Value,
    },
    Lt {
        field: String,
        value: Value,
    },
    Lte {
        field: String,
        value: Value,
    },
    Range {
        field: String,
        gte: Option<Value>,
        lte: Option<Value>,
    },
    In {
        field: String,
        values: Vec<Value>,
    },
    Match {
        field: String,
        text: String,
    },
    GeoRadius {
        field: String,
        lat: f64,
        lon: f64,
        radius_m: f64,
    },
    GeoBoundingBox {
        field: String,
        top_left: (f64, f64),
        bottom_right: (f64, f64),
    },
    And(Vec<FilterExpression>),
    Or(Vec<FilterExpression>),
    Not(Box<FilterExpression>),
    Exists {
        field: String,
    },
    IsNull {
        field: String,
    },
}

Filter expression for querying vectors by payload

Variants

Eq

Fields

field: String

value: Value

Ne

Fields

field: String

value: Value

Gt

Fields

field: String

value: Value

Gte

Fields

field: String

value: Value

Lt

Fields

field: String

value: Value

Lte

Fields

field: String

value: Value

Range

Fields

field: String

gte: Option<Value>

lte: Option<Value>

In

Fields

field: String

values: Vec<Value>

Match

Fields

field: String

text: String

GeoRadius

Fields

field: String

lat: f64

lon: f64

radius_m: f64

GeoBoundingBox

Fields

field: String

top_left: (f64, f64)

bottom_right: (f64, f64)

And(Vec<FilterExpression>)

Or(Vec<FilterExpression>)

Not(Box<FilterExpression>)

Exists

Fields

field: String

IsNull

Fields

field: String

Implementations

impl FilterExpression

pub fn eq(field: impl Into<String>, value: Value) -> Self

Create an equality filter

pub fn ne(field: impl Into<String>, value: Value) -> Self

Create a not-equal filter

pub fn gt(field: impl Into<String>, value: Value) -> Self

Create a greater-than filter

pub fn gte(field: impl Into<String>, value: Value) -> Self

Create a greater-than-or-equal filter

pub fn lt(field: impl Into<String>, value: Value) -> Self

Create a less-than filter

pub fn lte(field: impl Into<String>, value: Value) -> Self

Create a less-than-or-equal filter

pub fn range( field: impl Into<String>, gte: Option<Value>, lte: Option<Value>, ) -> Self

Create a range filter

pub fn in_values(field: impl Into<String>, values: Vec<Value>) -> Self

Create an IN filter

pub fn match_text(field: impl Into<String>, text: impl Into<String>) -> Self

Create a text match filter

pub fn geo_radius( field: impl Into<String>, lat: f64, lon: f64, radius_m: f64, ) -> Self

Create a geo radius filter

pub fn geo_bounding_box( field: impl Into<String>, top_left: (f64, f64), bottom_right: (f64, f64), ) -> Self

Create a geo bounding box filter

pub fn and(filters: Vec<FilterExpression>) -> Self

Create an AND filter

pub fn or(filters: Vec<FilterExpression>) -> Self

Create an OR filter

pub fn not(filter: FilterExpression) -> Self

Create a NOT filter

pub fn exists(field: impl Into<String>) -> Self

Create an EXISTS filter

pub fn is_null(field: impl Into<String>) -> Self

Create an IS NULL filter

pub fn get_fields(&self) -> Vec<String>

Get all field names referenced in this expression

Trait Implementations

impl Clone for FilterExpression

fn clone(&self) -> FilterExpression

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for FilterExpression

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for FilterExpression

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for FilterExpression

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.