Follow up to #6223, which implements it for IVF_PQ indexes.
Cache codec serializes and deserializes index cache entries.
Key requirements:
- Add a unit test that validates that after prewarm a serializing backend will not require IO to serve HNSW queries.
- Use zero copy Arrow IPC utilities to do serde
lance-arrow/src/ipc.rs
Follow up to #6223, which implements it for IVF_PQ indexes.
Cache codec serializes and deserializes index cache entries.
Key requirements:
lance-arrow/src/ipc.rs