Crate lance_index 

Lance secondary index library

This is internal crate used by the lance project.
API stability is not guaranteed.

Re-exports

pub use crate::traits::*;

Modules

cache_pb

Protobuf headers for serialized index cache entries (FTS posting lists, scalar indices, and IVF vector partitions).

frag_reuse

Index-trait adapter for the fragment-reuse system index.

mem_wal

Index-trait adapter for the MemWAL system index.

metrics

optimize

pb

pbold

prefilter

progress

registry

scalar

Scalar indices for metadata search & filtering

traits

vector

Vector Index

Structs

IndexMetadata

Enums

IndexType

Index Type

Constants

INDEX_AUXILIARY_FILE_NAME

The name of the auxiliary index file.

INDEX_FILE_NAME

INDEX_METADATA_SCHEMA_KEY

IVF_RQ_INDEX_VERSION

Version for IVF_RQ indices.

MAX_PARTITION_SIZE_FACTOR

The factor of threshold to trigger split / join for vector index.

MIN_PARTITION_SIZE_PERCENT

VECTOR_INDEX_VERSION

Default version for vector index metadata.

Traits

Index

Generic methods common across all types of secondary indices

IndexParams

Functions

infer_system_index_type

is_system_index