Struct MetadataFilter 

pub struct MetadataFilter {
    pub field: String,
    pub condition: String,
    pub value: Value,
}

A filter on a metadata field, used in [Client::vector_search_filtered].

Supported conditions match the Python SDK: eq, ne, gt, gte, lt, lte, in, not_in, contains, starts_with, ends_with.

Fields

field: String

The metadata field name to filter on.

condition: String

The condition type (e.g. "eq", "gt", "in").

value: Value

The comparison value as a JSON value.

Implementations

impl MetadataFilter

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

Create a new metadata filter.

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

Equality filter shorthand.

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

Greater-than filter shorthand.

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

Less-than filter shorthand.

pub fn to_json(&self) -> String

Serialise to a JSON string for passing to the C API.

Trait Implementations

impl Clone for MetadataFilter

fn clone(&self) -> MetadataFilter

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MetadataFilter

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

Formats the value using the given formatter.

impl Serialize for MetadataFilter

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

where __S: Serializer,

Serialize this value into the given Serde serializer.