IpfrsBackend

ipfrs_semantic::adapters

Struct IpfrsBackend 

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pub struct IpfrsBackend { /* private fields */ }
Expand description

IPFRS-native backend using HNSW index

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impl IpfrsBackend

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pub fn new(config: BackendConfig) -> Result<Self>

Create a new IPFRS backend

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pub fn index(&self) -> &VectorIndex

Get the underlying HNSW index (for advanced usage)

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pub fn index_mut(&mut self) -> &mut VectorIndex

Get mutable reference to the underlying HNSW index

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impl VectorBackend for IpfrsBackend

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fn insert( &mut self, cid: Cid, vector: &[f32], metadata: Option<Metadata>, ) -> Result<()>

Insert a single vector with optional metadata
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fn insert_batch( &mut self, items: &[(Cid, Vec<f32>, Option<Metadata>)], ) -> Result<()>

Insert multiple vectors in batch
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fn search( &mut self, query: &[f32], k: usize, filter: Option<&MetadataFilter>, ) -> Result<Vec<BackendSearchResult>>

Search for k nearest neighbors
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fn delete(&mut self, cid: &Cid) -> Result<()>

Delete a vector by CID
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fn get(&self, cid: &Cid) -> Result<Option<(Vec<f32>, Option<Metadata>)>>

Get vector by CID
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fn count(&self) -> Result<usize>

Count total vectors in the backend
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fn clear(&mut self) -> Result<()>

Clear all vectors
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fn backend_name(&self) -> &str

Get backend name/type
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fn stats(&self) -> BackendStats

Get backend statistics
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fn search_batch( &mut self, queries: &[Vec<f32>], k: usize, filter: Option<&MetadataFilter>, ) -> Result<Vec<Vec<BackendSearchResult>>>

Search with multiple queries in batch
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fn update( &mut self, cid: &Cid, vector: &[f32], metadata: Option<Metadata>, ) -> Result<()>

Update vector for existing CID

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