Struct SparsePostingList 

pub struct SparsePostingList { /* private fields */ }

Sparse posting list for a single dimension

Stores (doc_id, weight) pairs for all documents that have a non-zero weight for this dimension. Weights are quantized according to the specified quantization format.

Implementations

impl SparsePostingList

pub fn from_postings( postings: &[(DocId, f32)], quantization: WeightQuantization, ) -> Result<Self>

Create from postings with specified quantization

pub fn serialize<W: Write>(&self, writer: &mut W) -> Result<()>

Serialize to bytes

pub fn deserialize<R: Read>(reader: &mut R) -> Result<Self>

Deserialize from bytes

pub fn doc_count(&self) -> u32

Number of documents in this posting list

pub fn quantization(&self) -> WeightQuantization

Get quantization format

pub fn iterator(&self) -> SparsePostingIterator<'_>

Create an iterator

pub fn decode_all(&self) -> Result<Vec<(DocId, f32)>>

Decode all postings (for merge operations)

Trait Implementations

impl Clone for SparsePostingList

fn clone(&self) -> SparsePostingList

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SparsePostingList

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

Formats the value using the given formatter.