Struct VectorCollection 

pub struct VectorCollection {
    pub name: String,
    pub dimension: usize,
    pub metric: DistanceMetric,
    /* private fields */
}

Vector collection containing multiple segments

Fields

name: String

Collection name

dimension: usize

Vector dimension

metric: DistanceMetric

Distance metric

Implementations

impl VectorCollection

pub fn new(name: impl Into<String>, dimension: usize) -> VectorCollection

Create a new collection

pub fn with_config( name: impl Into<String>, dimension: usize, config: SegmentConfig, ) -> VectorCollection

Create with custom configuration

pub fn with_metric(self, metric: DistanceMetric) -> VectorCollection

Set distance metric

pub fn len(&self) -> usize

Get total vector count across all segments

pub fn is_empty(&self) -> bool

Check if empty

pub fn segment_count(&self) -> usize

Get segment count

pub fn insert( &mut self, vector: Vec<f32>, metadata: Option<MetadataEntry>, ) -> Result<u64, VectorStoreError>

Insert a vector with optional metadata

pub fn insert_with_id( &mut self, id: u64, vector: Vec<f32>, metadata: Option<MetadataEntry>, ) -> Result<(), VectorStoreError>

Insert with a specific ID

pub fn get(&self, id: u64) -> Option<&Vec<f32>>

Get a vector by ID

pub fn get_metadata(&self, id: u64) -> Option<&MetadataEntry>

Get metadata for a vector

pub fn search(&self, query: &[f32], k: usize) -> Vec<SearchResult>

Search for k nearest neighbors

pub fn search_with_filter( &self, query: &[f32], k: usize, filter: Option<&MetadataFilter>, ) -> Vec<SearchResult>

Search with metadata filter

pub fn delete(&mut self, id: u64) -> Result<bool, VectorStoreError>

Delete a vector by ID

pub fn seal_growing(&mut self)

Seal the current growing segment

Trait Implementations

impl VectorIndex for VectorCollection

fn search(&self, query: &DenseVector, k: usize) -> Vec<SearchResult>

Search for k nearest neighbors

fn search_with_params( &self, query: &DenseVector, k: usize, _n_probes: Option<usize>, ) -> Vec<SearchResult>

Search with optional parameters

fn get(&self, id: u64) -> Option<DenseVector>

Get vector by ID

fn dimension(&self) -> usize

Get dimension

fn distance_metric(&self) -> DistanceMetric

Get distance metric

fn len(&self) -> usize

Get number of indexed vectors

fn is_empty(&self) -> bool

Check if empty