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Segment

sochdb_vector::segment::reader

Struct Segment 

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

An immutable segment backed by mmap

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impl Segment

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pub fn open<P: AsRef<Path>>(path: P) -> Result<Self>

Open a segment file

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pub fn header(&self) -> &SegmentHeader

Get segment header

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pub fn num_vectors(&self) -> u32

Number of vectors

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pub fn dim(&self) -> u32

Vector dimension

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pub fn bps_ptr(&self) -> *const u8

Get raw pointer to BPS data

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pub fn bps_data(&self) -> &[u8] ⓘ

Get BPS data slice

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pub fn i8_ptr(&self) -> *const i8

Get raw pointer to int8 embedding data

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pub fn i8_data(&self) -> &[i8]

Get int8 embedding data slice

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pub fn get_i8_vector(&self, vid: VectorId) -> Option<&[i8]>

Get int8 vector for a specific ID

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pub fn scales_ptr(&self) -> *const f32

Get raw pointer to quantization scales

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pub fn scales_data(&self) -> &[f32]

Get quantization scales

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pub fn outliers_ptr(&self) -> *const OutlierEntry

Get raw pointer to outlier data

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pub fn get_outliers(&self, vid: VectorId) -> Option<&[OutlierEntry]>

Get outliers for a specific vector

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pub fn tombstone_ptr(&self) -> *const u64

Get raw pointer to tombstone bitset

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pub fn tombstone_data(&self) -> &[u64]

Get tombstone bitset

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pub fn is_tombstoned(&self, vid: VectorId) -> bool

Check if a vector is tombstoned

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pub fn rdf_directory(&self) -> &[PostingListEntry]

Get RDF posting list directory

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pub fn rdf_data_ptr(&self) -> *const u8

Get raw pointer to RDF posting list data

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pub fn dim_weights(&self) -> &[f32]

Get dimension weights for RDF

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pub fn fp32_data(&self) -> Option<&[f32]>

Get optional fp32 vectors for verification

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pub fn bps_qparams(&self) -> Option<&[BpsQParam]>

Get BPS quantization parameters (min, inv_range per slot).

Returns None if qparams were not stored (legacy segments). The number of slots = num_bps_blocks × bps_proj.

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pub fn get_fp32_vector(&self, vid: VectorId) -> Option<&[f32]>

Get fp32 vector for a specific ID

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pub fn path(&self) -> &str

Get file path

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pub fn clone_mmap(&self) -> Arc<Mmap>

Clone the mmap handle (cheap, Arc-backed)

Trait Implementations§

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impl Debug for Segment

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

Formats the value using the given formatter. Read more

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Immutably borrows from an owned value. Read more
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fn vzip(self) -> V

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