Xuanwo 518d7ff1dd fix: keep REST server adapter out of production dependencies (#4240)
The production `remote` client talks to an existing namespace over HTTP.
It needs `lance-namespace-impls/rest`, not the REST *server* adapter.
`RestAdapter` is only used by `cfg(test)` integration tests that stand
up an in-process server. Enabling `rest-adapter` on the production
`remote` feature pulled that server stack, including Axum 0.7, into
default Python wheels.

This keeps `rest` on `remote` and moves `rest-adapter` to a
`lance-namespace-impls` dev-dependency so those tests still compile and
run. Cargo resolver=2 does not leak the extra feature into
`lancedb-python`.

## Measurement

Paired `maturin build --release --strip --target aarch64-apple-darwin
--features fp16kernels` wheels. Source was `3be29228` plus this
Cargo.toml change, which is this PR's tree (`878b2ae5` on `3be29228`).
Same toolchain, profile, and packaging flags; only `rest-adapter` moved.

| Artifact | Before | After | Delta |
| --- | ---: | ---: | ---: |
| Compressed wheel | 64,685,664 | 63,824,281 | −861,383 (−1.33%) |
| `_lancedb.abi3.so` uncompressed | 148,255,440 | 146,275,936 |
−1,979,504 (−1.34%) |

This is macOS arm64, not Windows. It does not resolve the Windows wheel
upload limit. Tonic still pulls Axum 0.8; the change only removes the
adapter's Axum 0.7 stack from the production graph.
2026-09-22 15:13:51 +08:00
2026-09-09 15:33:04 +08:00
2023-03-17 18:15:19 -07:00
2025-03-10 09:01:23 -07:00

LanceDB Cloud Public Beta

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LanceDB

The Multimodal AI Lakehouse

How to Install ✦ Detailed Documentation ✦ Tutorials and Recipes ✦ Contributors

The ultimate multimodal data platform for AI/ML applications.

LanceDB is designed for fast, scalable, and production-ready vector search. It is built on top of the Lance columnar format. You can store, index, and search over petabytes of multimodal data and vectors with ease. LanceDB is a central location where developers can build, train and analyze their AI workloads.


Demo: Multimodal Search by Keyword, Vector or with SQL

LanceDB Multimodal Search

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Key Features:

  • Fast Vector Search: Search billions of vectors in milliseconds with state-of-the-art indexing.
  • Comprehensive Search: Support for vector similarity search, full-text search and SQL.
  • Multimodal Support: Store, query and filter vectors, metadata and multimodal data (text, images, videos, point clouds, and more).
  • Advanced Features: Zero-copy, automatic versioning, manage versions of your data without needing extra infrastructure. GPU support in building vector index.

Products:

  • Open Source & Local: 100% open source, runs locally or in your cloud. No vendor lock-in.
  • Cloud and Enterprise: Production-scale vector search with no servers to manage. Complete data sovereignty and security.

Ecosystem:

  • Columnar Storage: Built on the Lance columnar format for efficient storage and analytics.
  • Seamless Integration: Python, Node.js, Rust, and REST APIs for easy integration. Native Python and Javascript/Typescript support.
  • Rich Ecosystem: Integrations with LangChain 🦜️🔗, LlamaIndex 🦙, Apache-Arrow, Pandas, Polars, DuckDB and more on the way.

How to Install:

Follow the Quickstart doc to set up LanceDB locally.

API & SDK: We also support Python, Typescript and Rust SDKs

Interface Documentation
Python SDK https://lancedb.github.io/lancedb/python/python/
Typescript SDK https://lancedb.github.io/lancedb/js/globals/
Rust SDK https://docs.rs/lancedb/latest/lancedb/index.html
REST API https://docs.lancedb.com/api-reference/rest

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If you have any suggestions or feature requests, please feel free to open an issue on GitHub or discuss it on our Discord server.

Check out the GitHub Issues if you would like to work on the features that are planned for the future. If you have any suggestions or feature requests, please feel free to open an issue on GitHub.

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Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
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