lancedb-gatefixer[bot] 02ed5cf129 fix: require checkout before restoring remote tables (#4406)
Remote handles at the latest version have no checkout version, so
`restore()` sent `{"version":null}` and surfaced a server
deserialization error. Validate the checkout version before constructing
the request and return `Error::InvalidInput` with the same message as
local tables. This shared Rust fix covers Python sync/async and
TypeScript callers.

Add a regression test proving that restore sends no request on a fresh
handle, after `checkout_latest()`, or after a successful restore clears
checkout state. It also verifies that a valid restore sends the
checked-out version. Update the schema-cache and branch restore tests to
check out a version before restoring and require success.

Validation:

- The new regression failed against the original implementation when the
mock received a null version.
- `cargo test --locked --profile ci --features remote -p lancedb --lib
restore` — 6 tests passed.
- `cargo fmt --all` and `git diff --check` passed.
- `cargo clippy --quiet --locked --profile ci --features remote -p
lancedb --tests --examples` passed.

Fixes #4381

<!-- lance-gatekeeper-fix:v1 agent=cc67544dfcbb46d631762752d55b39e3
generation=1 -->

Co-authored-by: Gatefixer <313497061+lancedb-gatefixer[bot]@users.noreply.github.com>
2026-10-06 16:16:13 -07:00
2026-09-09 15:33:04 +08:00
2023-03-17 18:15:19 -07:00
2025-03-10 09:01:23 -07:00

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LanceDB

The Multimodal Lakehouse for AI

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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⭐ Click here ⭐ to see how fast we're growing!

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

Join Us and Contribute

We welcome contributions from everyone! Whether you're a developer, researcher, or just someone who wants to help out.

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.

Contributors

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